id sid tid token lemma pos cord-290952-tbsccwgx 1 1 key key NN cord-290952-tbsccwgx 1 2 : : : cord-290952-tbsccwgx 1 3 cord-290952-tbsccwgx cord-290952-tbsccwgx NNP cord-290952-tbsccwgx 2 1 authors author NNS cord-290952-tbsccwgx 2 2 : : : cord-290952-tbsccwgx 2 3 Ullah Ullah NNP cord-290952-tbsccwgx 2 4 , , , cord-290952-tbsccwgx 2 5 Saif Saif NNP cord-290952-tbsccwgx 2 6 ; ; : cord-290952-tbsccwgx 2 7 Khan Khan NNP cord-290952-tbsccwgx 2 8 , , , cord-290952-tbsccwgx 2 9 Muhammad Muhammad NNP cord-290952-tbsccwgx 2 10 Altaf Altaf NNP cord-290952-tbsccwgx 3 1 title title NN cord-290952-tbsccwgx 3 2 : : : cord-290952-tbsccwgx 3 3 Modeling model VBG cord-290952-tbsccwgx 3 4 the the DT cord-290952-tbsccwgx 3 5 impact impact NN cord-290952-tbsccwgx 3 6 of of IN cord-290952-tbsccwgx 3 7 non non JJ cord-290952-tbsccwgx 3 8 - - JJ cord-290952-tbsccwgx 3 9 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 3 10 interventions intervention NNS cord-290952-tbsccwgx 3 11 on on IN cord-290952-tbsccwgx 3 12 the the DT cord-290952-tbsccwgx 3 13 dynamics dynamic NNS cord-290952-tbsccwgx 3 14 of of IN cord-290952-tbsccwgx 3 15 novel novel JJ cord-290952-tbsccwgx 3 16 coronavirus coronavirus NN cord-290952-tbsccwgx 3 17 with with IN cord-290952-tbsccwgx 3 18 optimal optimal JJ cord-290952-tbsccwgx 3 19 control control NN cord-290952-tbsccwgx 3 20 analysis analysis NN cord-290952-tbsccwgx 3 21 with with IN cord-290952-tbsccwgx 3 22 a a DT cord-290952-tbsccwgx 3 23 case case NN cord-290952-tbsccwgx 3 24 study study NN cord-290952-tbsccwgx 3 25 date date NN cord-290952-tbsccwgx 3 26 : : : cord-290952-tbsccwgx 3 27 2020 2020 CD cord-290952-tbsccwgx 3 28 - - HYPH cord-290952-tbsccwgx 3 29 07 07 CD cord-290952-tbsccwgx 3 30 - - HYPH cord-290952-tbsccwgx 3 31 03 03 CD cord-290952-tbsccwgx 3 32 journal journal NN cord-290952-tbsccwgx 3 33 : : : cord-290952-tbsccwgx 4 1 Chaos Chaos NNP cord-290952-tbsccwgx 4 2 Solitons Solitons NNPS cord-290952-tbsccwgx 5 1 Fractals fractal NNS cord-290952-tbsccwgx 5 2 DOI DOI NNP cord-290952-tbsccwgx 5 3 : : : cord-290952-tbsccwgx 5 4 10.1016 10.1016 CD cord-290952-tbsccwgx 5 5 / / SYM cord-290952-tbsccwgx 5 6 j.chaos.2020.110075 j.chaos.2020.110075 NN cord-290952-tbsccwgx 5 7 sha sha NNP cord-290952-tbsccwgx 5 8 : : : cord-290952-tbsccwgx 5 9 ea3ac6ba998941d89d5ddf9c130a7bd935ac67cd ea3ac6ba998941d89d5ddf9c130a7bd935ac67cd NNP cord-290952-tbsccwgx 5 10 doc_id doc_id CD cord-290952-tbsccwgx 5 11 : : : cord-290952-tbsccwgx 5 12 290952 290952 CD cord-290952-tbsccwgx 5 13 cord_uid cord_uid NNS cord-290952-tbsccwgx 5 14 : : : cord-290952-tbsccwgx 5 15 tbsccwgx tbsccwgx NN cord-290952-tbsccwgx 5 16 Coronavirus Coronavirus NNP cord-290952-tbsccwgx 5 17 disease disease NN cord-290952-tbsccwgx 5 18 ( ( -LRB- cord-290952-tbsccwgx 5 19 COVID-19 covid-19 VB cord-290952-tbsccwgx 5 20 ) ) -RRB- cord-290952-tbsccwgx 6 1 is be VBZ cord-290952-tbsccwgx 6 2 the the DT cord-290952-tbsccwgx 6 3 biggest big JJS cord-290952-tbsccwgx 6 4 public public JJ cord-290952-tbsccwgx 6 5 health health NN cord-290952-tbsccwgx 6 6 challenge challenge NN cord-290952-tbsccwgx 6 7 the the DT cord-290952-tbsccwgx 6 8 world world NN cord-290952-tbsccwgx 6 9 is be VBZ cord-290952-tbsccwgx 6 10 facing face VBG cord-290952-tbsccwgx 6 11 in in IN cord-290952-tbsccwgx 6 12 recent recent JJ cord-290952-tbsccwgx 6 13 days day NNS cord-290952-tbsccwgx 6 14 . . . cord-290952-tbsccwgx 7 1 Since since IN cord-290952-tbsccwgx 7 2 there there EX cord-290952-tbsccwgx 7 3 is be VBZ cord-290952-tbsccwgx 7 4 no no DT cord-290952-tbsccwgx 7 5 effective effective JJ cord-290952-tbsccwgx 7 6 vaccine vaccine NN cord-290952-tbsccwgx 7 7 and and CC cord-290952-tbsccwgx 7 8 treatment treatment NN cord-290952-tbsccwgx 7 9 for for IN cord-290952-tbsccwgx 7 10 this this DT cord-290952-tbsccwgx 7 11 virus virus NN cord-290952-tbsccwgx 7 12 , , , cord-290952-tbsccwgx 7 13 therefore therefore RB cord-290952-tbsccwgx 7 14 , , , cord-290952-tbsccwgx 7 15 the the DT cord-290952-tbsccwgx 7 16 only only JJ cord-290952-tbsccwgx 7 17 way way NN cord-290952-tbsccwgx 7 18 to to TO cord-290952-tbsccwgx 7 19 mitigate mitigate VB cord-290952-tbsccwgx 7 20 this this DT cord-290952-tbsccwgx 7 21 infection infection NN cord-290952-tbsccwgx 7 22 is be VBZ cord-290952-tbsccwgx 7 23 the the DT cord-290952-tbsccwgx 7 24 implementation implementation NN cord-290952-tbsccwgx 7 25 of of IN cord-290952-tbsccwgx 7 26 non non JJ cord-290952-tbsccwgx 7 27 - - JJ cord-290952-tbsccwgx 7 28 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 7 29 interventions intervention NNS cord-290952-tbsccwgx 7 30 such such JJ cord-290952-tbsccwgx 7 31 as as IN cord-290952-tbsccwgx 7 32 social social NN cord-290952-tbsccwgx 7 33 - - HYPH cord-290952-tbsccwgx 7 34 distancing distancing NN cord-290952-tbsccwgx 7 35 , , , cord-290952-tbsccwgx 7 36 community community NN cord-290952-tbsccwgx 7 37 lockdown lockdown NN cord-290952-tbsccwgx 7 38 , , , cord-290952-tbsccwgx 7 39 quarantine quarantine NN cord-290952-tbsccwgx 7 40 , , , cord-290952-tbsccwgx 7 41 hospitalization hospitalization NN cord-290952-tbsccwgx 7 42 or or CC cord-290952-tbsccwgx 7 43 self self NN cord-290952-tbsccwgx 7 44 - - HYPH cord-290952-tbsccwgx 7 45 isolation isolation NN cord-290952-tbsccwgx 7 46 and and CC cord-290952-tbsccwgx 7 47 contact contact NN cord-290952-tbsccwgx 7 48 - - HYPH cord-290952-tbsccwgx 7 49 tracing tracing NN cord-290952-tbsccwgx 7 50 . . . cord-290952-tbsccwgx 8 1 In in IN cord-290952-tbsccwgx 8 2 this this DT cord-290952-tbsccwgx 8 3 paper paper NN cord-290952-tbsccwgx 8 4 , , , cord-290952-tbsccwgx 8 5 we -PRON- PRP cord-290952-tbsccwgx 8 6 develop develop VBP cord-290952-tbsccwgx 8 7 a a DT cord-290952-tbsccwgx 8 8 mathematical mathematical JJ cord-290952-tbsccwgx 8 9 model model NN cord-290952-tbsccwgx 8 10 to to TO cord-290952-tbsccwgx 8 11 explore explore VB cord-290952-tbsccwgx 8 12 the the DT cord-290952-tbsccwgx 8 13 transmission transmission NN cord-290952-tbsccwgx 8 14 dynamics dynamic NNS cord-290952-tbsccwgx 8 15 and and CC cord-290952-tbsccwgx 8 16 possible possible JJ cord-290952-tbsccwgx 8 17 control control NN cord-290952-tbsccwgx 8 18 of of IN cord-290952-tbsccwgx 8 19 the the DT cord-290952-tbsccwgx 8 20 COVID-19 covid-19 JJ cord-290952-tbsccwgx 8 21 pandemic pandemic NN cord-290952-tbsccwgx 8 22 in in IN cord-290952-tbsccwgx 8 23 Pakistan Pakistan NNP cord-290952-tbsccwgx 8 24 , , , cord-290952-tbsccwgx 8 25 one one CD cord-290952-tbsccwgx 8 26 of of IN cord-290952-tbsccwgx 8 27 the the DT cord-290952-tbsccwgx 8 28 Asian asian JJ cord-290952-tbsccwgx 8 29 countries country NNS cord-290952-tbsccwgx 8 30 with with IN cord-290952-tbsccwgx 8 31 a a DT cord-290952-tbsccwgx 8 32 high high JJ cord-290952-tbsccwgx 8 33 burden burden NN cord-290952-tbsccwgx 8 34 of of IN cord-290952-tbsccwgx 8 35 disease disease NN cord-290952-tbsccwgx 8 36 with with IN cord-290952-tbsccwgx 8 37 more more JJR cord-290952-tbsccwgx 8 38 than than IN cord-290952-tbsccwgx 8 39 100,000 100,000 CD cord-290952-tbsccwgx 8 40 confirmed confirm VBD cord-290952-tbsccwgx 8 41 infected infected JJ cord-290952-tbsccwgx 8 42 cases case NNS cord-290952-tbsccwgx 8 43 so so RB cord-290952-tbsccwgx 8 44 far far RB cord-290952-tbsccwgx 8 45 . . . cord-290952-tbsccwgx 9 1 Initially initially RB cord-290952-tbsccwgx 9 2 , , , cord-290952-tbsccwgx 9 3 a a DT cord-290952-tbsccwgx 9 4 mathematical mathematical JJ cord-290952-tbsccwgx 9 5 model model NN cord-290952-tbsccwgx 9 6 without without IN cord-290952-tbsccwgx 9 7 optimal optimal JJ cord-290952-tbsccwgx 9 8 control control NN cord-290952-tbsccwgx 9 9 is be VBZ cord-290952-tbsccwgx 9 10 formulated formulate VBN cord-290952-tbsccwgx 9 11 and and CC cord-290952-tbsccwgx 9 12 some some DT cord-290952-tbsccwgx 9 13 of of IN cord-290952-tbsccwgx 9 14 the the DT cord-290952-tbsccwgx 9 15 basic basic JJ cord-290952-tbsccwgx 9 16 necessary necessary JJ cord-290952-tbsccwgx 9 17 analysis analysis NN cord-290952-tbsccwgx 9 18 of of IN cord-290952-tbsccwgx 9 19 the the DT cord-290952-tbsccwgx 9 20 model model NN cord-290952-tbsccwgx 9 21 , , , cord-290952-tbsccwgx 9 22 including include VBG cord-290952-tbsccwgx 9 23 stability stability NN cord-290952-tbsccwgx 9 24 results result NNS cord-290952-tbsccwgx 9 25 of of IN cord-290952-tbsccwgx 9 26 the the DT cord-290952-tbsccwgx 9 27 disease disease NN cord-290952-tbsccwgx 9 28 - - HYPH cord-290952-tbsccwgx 9 29 free free JJ cord-290952-tbsccwgx 9 30 equilibrium equilibrium NN cord-290952-tbsccwgx 9 31 is be VBZ cord-290952-tbsccwgx 9 32 presented present VBN cord-290952-tbsccwgx 9 33 . . . cord-290952-tbsccwgx 10 1 It -PRON- PRP cord-290952-tbsccwgx 10 2 is be VBZ cord-290952-tbsccwgx 10 3 found find VBN cord-290952-tbsccwgx 10 4 that that IN cord-290952-tbsccwgx 10 5 the the DT cord-290952-tbsccwgx 10 6 model model NN cord-290952-tbsccwgx 10 7 is be VBZ cord-290952-tbsccwgx 10 8 stable stable JJ cord-290952-tbsccwgx 10 9 around around IN cord-290952-tbsccwgx 10 10 the the DT cord-290952-tbsccwgx 10 11 disease disease NN cord-290952-tbsccwgx 10 12 - - HYPH cord-290952-tbsccwgx 10 13 free free JJ cord-290952-tbsccwgx 10 14 equilibrium equilibrium NN cord-290952-tbsccwgx 10 15 both both CC cord-290952-tbsccwgx 10 16 locally locally RB cord-290952-tbsccwgx 10 17 and and CC cord-290952-tbsccwgx 10 18 globally globally RB cord-290952-tbsccwgx 10 19 when when WRB cord-290952-tbsccwgx 10 20 the the DT cord-290952-tbsccwgx 10 21 basic basic JJ cord-290952-tbsccwgx 10 22 reproduction reproduction NN cord-290952-tbsccwgx 10 23 number number NN cord-290952-tbsccwgx 10 24 is be VBZ cord-290952-tbsccwgx 10 25 less less JJR cord-290952-tbsccwgx 10 26 than than IN cord-290952-tbsccwgx 10 27 unity unity NN cord-290952-tbsccwgx 10 28 . . . cord-290952-tbsccwgx 11 1 Despite despite IN cord-290952-tbsccwgx 11 2 the the DT cord-290952-tbsccwgx 11 3 basic basic JJ cord-290952-tbsccwgx 11 4 analysis analysis NN cord-290952-tbsccwgx 11 5 of of IN cord-290952-tbsccwgx 11 6 the the DT cord-290952-tbsccwgx 11 7 model model NN cord-290952-tbsccwgx 11 8 , , , cord-290952-tbsccwgx 11 9 we -PRON- PRP cord-290952-tbsccwgx 11 10 further further RB cord-290952-tbsccwgx 11 11 consider consider VBP cord-290952-tbsccwgx 11 12 the the DT cord-290952-tbsccwgx 11 13 confirmed confirm VBN cord-290952-tbsccwgx 11 14 infected infected JJ cord-290952-tbsccwgx 11 15 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 11 16 cases case NNS cord-290952-tbsccwgx 11 17 documented document VBN cord-290952-tbsccwgx 11 18 in in IN cord-290952-tbsccwgx 11 19 Pakistan Pakistan NNP cord-290952-tbsccwgx 11 20 from from IN cord-290952-tbsccwgx 11 21 March March NNP cord-290952-tbsccwgx 11 22 1 1 CD cord-290952-tbsccwgx 11 23 till till IN cord-290952-tbsccwgx 11 24 May May NNP cord-290952-tbsccwgx 11 25 28 28 CD cord-290952-tbsccwgx 11 26 , , , cord-290952-tbsccwgx 11 27 2020 2020 CD cord-290952-tbsccwgx 11 28 and and CC cord-290952-tbsccwgx 11 29 estimate estimate VB cord-290952-tbsccwgx 11 30 the the DT cord-290952-tbsccwgx 11 31 model model NN cord-290952-tbsccwgx 11 32 parameters parameter NNS cord-290952-tbsccwgx 11 33 using use VBG cord-290952-tbsccwgx 11 34 the the DT cord-290952-tbsccwgx 11 35 least least JJS cord-290952-tbsccwgx 11 36 square square JJ cord-290952-tbsccwgx 11 37 fitting fitting JJ cord-290952-tbsccwgx 11 38 tools tool NNS cord-290952-tbsccwgx 11 39 from from IN cord-290952-tbsccwgx 11 40 statistics statistic NNS cord-290952-tbsccwgx 11 41 and and CC cord-290952-tbsccwgx 11 42 probability probability NN cord-290952-tbsccwgx 11 43 theory theory NN cord-290952-tbsccwgx 11 44 . . . cord-290952-tbsccwgx 12 1 The the DT cord-290952-tbsccwgx 12 2 results result NNS cord-290952-tbsccwgx 12 3 show show VBP cord-290952-tbsccwgx 12 4 that that IN cord-290952-tbsccwgx 12 5 the the DT cord-290952-tbsccwgx 12 6 model model NN cord-290952-tbsccwgx 12 7 output output NN cord-290952-tbsccwgx 12 8 is be VBZ cord-290952-tbsccwgx 12 9 in in IN cord-290952-tbsccwgx 12 10 good good JJ cord-290952-tbsccwgx 12 11 agreement agreement NN cord-290952-tbsccwgx 12 12 with with IN cord-290952-tbsccwgx 12 13 the the DT cord-290952-tbsccwgx 12 14 reported report VBN cord-290952-tbsccwgx 12 15 COVID-19 covid-19 CD cord-290952-tbsccwgx 12 16 infected infected JJ cord-290952-tbsccwgx 12 17 cases case NNS cord-290952-tbsccwgx 12 18 . . . cord-290952-tbsccwgx 13 1 The the DT cord-290952-tbsccwgx 13 2 approximate approximate JJ cord-290952-tbsccwgx 13 3 value value NN cord-290952-tbsccwgx 13 4 of of IN cord-290952-tbsccwgx 13 5 the the DT cord-290952-tbsccwgx 13 6 basic basic JJ cord-290952-tbsccwgx 13 7 reproductive reproductive JJ cord-290952-tbsccwgx 13 8 number number NN cord-290952-tbsccwgx 13 9 based base VBN cord-290952-tbsccwgx 13 10 on on IN cord-290952-tbsccwgx 13 11 the the DT cord-290952-tbsccwgx 13 12 estimated estimate VBN cord-290952-tbsccwgx 13 13 parameters parameter NNS cord-290952-tbsccwgx 13 14 is be VBZ cord-290952-tbsccwgx 13 15 [ [ -LRB- cord-290952-tbsccwgx 13 16 Formula formula NN cord-290952-tbsccwgx 13 17 : : : cord-290952-tbsccwgx 13 18 see see VB cord-290952-tbsccwgx 13 19 text text NN cord-290952-tbsccwgx 13 20 ] ] -RRB- cord-290952-tbsccwgx 13 21 . . . cord-290952-tbsccwgx 14 1 The the DT cord-290952-tbsccwgx 14 2 effect effect NN cord-290952-tbsccwgx 14 3 of of IN cord-290952-tbsccwgx 14 4 low low JJ cord-290952-tbsccwgx 14 5 ( ( -LRB- cord-290952-tbsccwgx 14 6 or or CC cord-290952-tbsccwgx 14 7 mild mild JJ cord-290952-tbsccwgx 14 8 ) ) -RRB- cord-290952-tbsccwgx 14 9 , , , cord-290952-tbsccwgx 14 10 moderate moderate JJ cord-290952-tbsccwgx 14 11 , , , cord-290952-tbsccwgx 14 12 and and CC cord-290952-tbsccwgx 14 13 comparatively comparatively RB cord-290952-tbsccwgx 14 14 strict strict JJ cord-290952-tbsccwgx 14 15 control control NN cord-290952-tbsccwgx 14 16 interventions intervention NNS cord-290952-tbsccwgx 14 17 like like IN cord-290952-tbsccwgx 14 18 social social NN cord-290952-tbsccwgx 14 19 - - HYPH cord-290952-tbsccwgx 14 20 distancing distancing NN cord-290952-tbsccwgx 14 21 , , , cord-290952-tbsccwgx 14 22 quarantine quarantine NN cord-290952-tbsccwgx 14 23 rate rate NN cord-290952-tbsccwgx 14 24 , , , cord-290952-tbsccwgx 14 25 ( ( -LRB- cord-290952-tbsccwgx 14 26 or or CC cord-290952-tbsccwgx 14 27 contact contact NN cord-290952-tbsccwgx 14 28 - - HYPH cord-290952-tbsccwgx 14 29 tracing tracing NN cord-290952-tbsccwgx 14 30 of of IN cord-290952-tbsccwgx 14 31 suspected suspect VBN cord-290952-tbsccwgx 14 32 people people NNS cord-290952-tbsccwgx 14 33 ) ) -RRB- cord-290952-tbsccwgx 14 34 and and CC cord-290952-tbsccwgx 14 35 hospitalization hospitalization NN cord-290952-tbsccwgx 14 36 ( ( -LRB- cord-290952-tbsccwgx 14 37 or or CC cord-290952-tbsccwgx 14 38 self self NN cord-290952-tbsccwgx 14 39 - - HYPH cord-290952-tbsccwgx 14 40 isolation isolation NN cord-290952-tbsccwgx 14 41 ) ) -RRB- cord-290952-tbsccwgx 14 42 of of IN cord-290952-tbsccwgx 14 43 testing test VBG cord-290952-tbsccwgx 14 44 positive positive JJ cord-290952-tbsccwgx 14 45 COVID-19 covid-19 CD cord-290952-tbsccwgx 14 46 cases case NNS cord-290952-tbsccwgx 14 47 are be VBP cord-290952-tbsccwgx 14 48 shown show VBN cord-290952-tbsccwgx 14 49 graphically graphically RB cord-290952-tbsccwgx 14 50 . . . cord-290952-tbsccwgx 15 1 It -PRON- PRP cord-290952-tbsccwgx 15 2 is be VBZ cord-290952-tbsccwgx 15 3 observed observe VBN cord-290952-tbsccwgx 15 4 that that IN cord-290952-tbsccwgx 15 5 the the DT cord-290952-tbsccwgx 15 6 most most RBS cord-290952-tbsccwgx 15 7 effective effective JJ cord-290952-tbsccwgx 15 8 strategy strategy NN cord-290952-tbsccwgx 15 9 to to TO cord-290952-tbsccwgx 15 10 minimize minimize VB cord-290952-tbsccwgx 15 11 the the DT cord-290952-tbsccwgx 15 12 disease disease NN cord-290952-tbsccwgx 15 13 burden burden NN cord-290952-tbsccwgx 15 14 is be VBZ cord-290952-tbsccwgx 15 15 the the DT cord-290952-tbsccwgx 15 16 implementation implementation NN cord-290952-tbsccwgx 15 17 of of IN cord-290952-tbsccwgx 15 18 maintaining maintain VBG cord-290952-tbsccwgx 15 19 a a DT cord-290952-tbsccwgx 15 20 strict strict JJ cord-290952-tbsccwgx 15 21 social social NN cord-290952-tbsccwgx 15 22 - - HYPH cord-290952-tbsccwgx 15 23 distancing distancing NN cord-290952-tbsccwgx 15 24 and and CC cord-290952-tbsccwgx 15 25 contact contact NN cord-290952-tbsccwgx 15 26 - - HYPH cord-290952-tbsccwgx 15 27 tracing tracing NN cord-290952-tbsccwgx 15 28 to to TO cord-290952-tbsccwgx 15 29 quarantine quarantine VB cord-290952-tbsccwgx 15 30 the the DT cord-290952-tbsccwgx 15 31 exposed expose VBN cord-290952-tbsccwgx 15 32 people people NNS cord-290952-tbsccwgx 15 33 . . . cord-290952-tbsccwgx 16 1 Furthermore furthermore RB cord-290952-tbsccwgx 16 2 , , , cord-290952-tbsccwgx 16 3 we -PRON- PRP cord-290952-tbsccwgx 16 4 carried carry VBD cord-290952-tbsccwgx 16 5 out out RP cord-290952-tbsccwgx 16 6 the the DT cord-290952-tbsccwgx 16 7 global global JJ cord-290952-tbsccwgx 16 8 sensitivity sensitivity NN cord-290952-tbsccwgx 16 9 analysis analysis NN cord-290952-tbsccwgx 16 10 of of IN cord-290952-tbsccwgx 16 11 the the DT cord-290952-tbsccwgx 16 12 most most RBS cord-290952-tbsccwgx 16 13 crucial crucial JJ cord-290952-tbsccwgx 16 14 parameter parameter NN cord-290952-tbsccwgx 16 15 known know VBN cord-290952-tbsccwgx 16 16 as as IN cord-290952-tbsccwgx 16 17 the the DT cord-290952-tbsccwgx 16 18 basic basic JJ cord-290952-tbsccwgx 16 19 reproduction reproduction NN cord-290952-tbsccwgx 16 20 number number NN cord-290952-tbsccwgx 16 21 using use VBG cord-290952-tbsccwgx 16 22 the the DT cord-290952-tbsccwgx 16 23 Latin Latin NNP cord-290952-tbsccwgx 16 24 Hypercube Hypercube NNP cord-290952-tbsccwgx 16 25 Sampling Sampling NNP cord-290952-tbsccwgx 16 26 ( ( -LRB- cord-290952-tbsccwgx 16 27 LHS LHS NNP cord-290952-tbsccwgx 16 28 ) ) -RRB- cord-290952-tbsccwgx 16 29 and and CC cord-290952-tbsccwgx 16 30 the the DT cord-290952-tbsccwgx 16 31 partial partial JJ cord-290952-tbsccwgx 16 32 rank rank NN cord-290952-tbsccwgx 16 33 correlation correlation NN cord-290952-tbsccwgx 16 34 coefficient coefficient NN cord-290952-tbsccwgx 16 35 ( ( -LRB- cord-290952-tbsccwgx 16 36 PRCC PRCC NNP cord-290952-tbsccwgx 16 37 ) ) -RRB- cord-290952-tbsccwgx 16 38 techniques technique NNS cord-290952-tbsccwgx 16 39 . . . cord-290952-tbsccwgx 17 1 The the DT cord-290952-tbsccwgx 17 2 proposed propose VBN cord-290952-tbsccwgx 17 3 model model NN cord-290952-tbsccwgx 17 4 is be VBZ cord-290952-tbsccwgx 17 5 then then RB cord-290952-tbsccwgx 17 6 reformulated reformulate VBN cord-290952-tbsccwgx 17 7 by by IN cord-290952-tbsccwgx 17 8 adding add VBG cord-290952-tbsccwgx 17 9 the the DT cord-290952-tbsccwgx 17 10 time time NN cord-290952-tbsccwgx 17 11 - - HYPH cord-290952-tbsccwgx 17 12 dependent dependent JJ cord-290952-tbsccwgx 17 13 control control NN cord-290952-tbsccwgx 17 14 variables variable NNS cord-290952-tbsccwgx 17 15 u(1)(t u(1)(t CD cord-290952-tbsccwgx 17 16 ) ) -RRB- cord-290952-tbsccwgx 17 17 for for IN cord-290952-tbsccwgx 17 18 quarantine quarantine NN cord-290952-tbsccwgx 17 19 and and CC cord-290952-tbsccwgx 17 20 u(2)(t u(2)(t LS cord-290952-tbsccwgx 17 21 ) ) -RRB- cord-290952-tbsccwgx 17 22 for for IN cord-290952-tbsccwgx 17 23 the the DT cord-290952-tbsccwgx 17 24 hospitalization hospitalization NN cord-290952-tbsccwgx 17 25 interventions intervention NNS cord-290952-tbsccwgx 17 26 and and CC cord-290952-tbsccwgx 17 27 present present VBP cord-290952-tbsccwgx 17 28 the the DT cord-290952-tbsccwgx 17 29 necessary necessary JJ cord-290952-tbsccwgx 17 30 optimality optimality NN cord-290952-tbsccwgx 17 31 conditions condition NNS cord-290952-tbsccwgx 17 32 using use VBG cord-290952-tbsccwgx 17 33 the the DT cord-290952-tbsccwgx 17 34 optimal optimal JJ cord-290952-tbsccwgx 17 35 control control NN cord-290952-tbsccwgx 17 36 theory theory NN cord-290952-tbsccwgx 17 37 and and CC cord-290952-tbsccwgx 17 38 Pontryagin Pontryagin NNP cord-290952-tbsccwgx 17 39 ’s ’s POS cord-290952-tbsccwgx 17 40 maximum maximum JJ cord-290952-tbsccwgx 17 41 principle principle NN cord-290952-tbsccwgx 17 42 . . . cord-290952-tbsccwgx 18 1 Finally finally RB cord-290952-tbsccwgx 18 2 , , , cord-290952-tbsccwgx 18 3 the the DT cord-290952-tbsccwgx 18 4 impact impact NN cord-290952-tbsccwgx 18 5 of of IN cord-290952-tbsccwgx 18 6 constant constant JJ cord-290952-tbsccwgx 18 7 and and CC cord-290952-tbsccwgx 18 8 optimal optimal JJ cord-290952-tbsccwgx 18 9 control control NN cord-290952-tbsccwgx 18 10 interventions intervention NNS cord-290952-tbsccwgx 18 11 on on IN cord-290952-tbsccwgx 18 12 infected infected JJ cord-290952-tbsccwgx 18 13 individuals individual NNS cord-290952-tbsccwgx 18 14 is be VBZ cord-290952-tbsccwgx 18 15 compared compare VBN cord-290952-tbsccwgx 18 16 graphically graphically RB cord-290952-tbsccwgx 18 17 . . . cord-290952-tbsccwgx 19 1 Modeling model VBG cord-290952-tbsccwgx 19 2 the the DT cord-290952-tbsccwgx 19 3 impact impact NN cord-290952-tbsccwgx 19 4 of of IN cord-290952-tbsccwgx 19 5 non non JJ cord-290952-tbsccwgx 19 6 - - JJ cord-290952-tbsccwgx 19 7 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 19 8 interventions intervention NNS cord-290952-tbsccwgx 19 9 on on IN cord-290952-tbsccwgx 19 10 the the DT cord-290952-tbsccwgx 19 11 dynamics dynamic NNS cord-290952-tbsccwgx 19 12 of of IN cord-290952-tbsccwgx 19 13 novel novel JJ cord-290952-tbsccwgx 19 14 coronavirus coronavirus NN cord-290952-tbsccwgx 19 15 with with IN cord-290952-tbsccwgx 19 16 optimal optimal JJ cord-290952-tbsccwgx 19 17 control control NN cord-290952-tbsccwgx 19 18 analysis analysis NN cord-290952-tbsccwgx 19 19 with with IN cord-290952-tbsccwgx 19 20 a a DT cord-290952-tbsccwgx 19 21 case case NN cord-290952-tbsccwgx 19 22 study study NN cord-290952-tbsccwgx 19 23 _SP cord-290952-tbsccwgx 19 24 Coronavirus Coronavirus NNP cord-290952-tbsccwgx 19 25 disease disease NN cord-290952-tbsccwgx 19 26 is be VBZ cord-290952-tbsccwgx 19 27 the the DT cord-290952-tbsccwgx 19 28 biggest big JJS cord-290952-tbsccwgx 19 29 public public JJ cord-290952-tbsccwgx 19 30 health health NN cord-290952-tbsccwgx 19 31 challenge challenge NN cord-290952-tbsccwgx 19 32 the the DT cord-290952-tbsccwgx 19 33 world world NN cord-290952-tbsccwgx 19 34 is be VBZ cord-290952-tbsccwgx 19 35 facing face VBG cord-290952-tbsccwgx 19 36 in in IN cord-290952-tbsccwgx 19 37 recent recent JJ cord-290952-tbsccwgx 19 38 days day NNS cord-290952-tbsccwgx 19 39 . . . cord-290952-tbsccwgx 20 1 Since since IN cord-290952-tbsccwgx 20 2 there there EX cord-290952-tbsccwgx 20 3 is be VBZ cord-290952-tbsccwgx 20 4 no no DT cord-290952-tbsccwgx 20 5 effective effective JJ cord-290952-tbsccwgx 20 6 vaccine vaccine NN cord-290952-tbsccwgx 20 7 and and CC cord-290952-tbsccwgx 20 8 treatment treatment NN cord-290952-tbsccwgx 20 9 for for IN cord-290952-tbsccwgx 20 10 this this DT cord-290952-tbsccwgx 20 11 virus virus NN cord-290952-tbsccwgx 20 12 , , , cord-290952-tbsccwgx 20 13 therefore therefore RB cord-290952-tbsccwgx 20 14 , , , cord-290952-tbsccwgx 20 15 the the DT cord-290952-tbsccwgx 20 16 only only JJ cord-290952-tbsccwgx 20 17 way way NN cord-290952-tbsccwgx 20 18 to to TO cord-290952-tbsccwgx 20 19 mitigate mitigate VB cord-290952-tbsccwgx 20 20 this this DT cord-290952-tbsccwgx 20 21 infection infection NN cord-290952-tbsccwgx 20 22 is be VBZ cord-290952-tbsccwgx 20 23 the the DT cord-290952-tbsccwgx 20 24 implementation implementation NN cord-290952-tbsccwgx 20 25 of of IN cord-290952-tbsccwgx 20 26 non non JJ cord-290952-tbsccwgx 20 27 - - JJ cord-290952-tbsccwgx 20 28 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 20 29 interventions intervention NNS cord-290952-tbsccwgx 20 30 such such JJ cord-290952-tbsccwgx 20 31 as as IN cord-290952-tbsccwgx 20 32 social social NN cord-290952-tbsccwgx 20 33 - - HYPH cord-290952-tbsccwgx 20 34 distancing distancing NN cord-290952-tbsccwgx 20 35 , , , cord-290952-tbsccwgx 20 36 community community NN cord-290952-tbsccwgx 20 37 lockdown lockdown NN cord-290952-tbsccwgx 20 38 , , , cord-290952-tbsccwgx 20 39 quarantine quarantine NN cord-290952-tbsccwgx 20 40 , , , cord-290952-tbsccwgx 20 41 hospitalization hospitalization NN cord-290952-tbsccwgx 20 42 or or CC cord-290952-tbsccwgx 20 43 self self NN cord-290952-tbsccwgx 20 44 - - HYPH cord-290952-tbsccwgx 20 45 isolation isolation NN cord-290952-tbsccwgx 20 46 and and CC cord-290952-tbsccwgx 20 47 contact contact NN cord-290952-tbsccwgx 20 48 - - HYPH cord-290952-tbsccwgx 20 49 tracing tracing NN cord-290952-tbsccwgx 20 50 . . . cord-290952-tbsccwgx 21 1 In in IN cord-290952-tbsccwgx 21 2 this this DT cord-290952-tbsccwgx 21 3 paper paper NN cord-290952-tbsccwgx 21 4 , , , cord-290952-tbsccwgx 21 5 we -PRON- PRP cord-290952-tbsccwgx 21 6 develop develop VBP cord-290952-tbsccwgx 21 7 a a DT cord-290952-tbsccwgx 21 8 mathematical mathematical JJ cord-290952-tbsccwgx 21 9 model model NN cord-290952-tbsccwgx 21 10 to to TO cord-290952-tbsccwgx 21 11 explore explore VB cord-290952-tbsccwgx 21 12 the the DT cord-290952-tbsccwgx 21 13 transmission transmission NN cord-290952-tbsccwgx 21 14 dynamics dynamic NNS cord-290952-tbsccwgx 21 15 and and CC cord-290952-tbsccwgx 21 16 possible possible JJ cord-290952-tbsccwgx 21 17 control control NN cord-290952-tbsccwgx 21 18 of of IN cord-290952-tbsccwgx 21 19 the the DT cord-290952-tbsccwgx 21 20 COVID-19 covid-19 JJ cord-290952-tbsccwgx 21 21 pandemic pandemic NN cord-290952-tbsccwgx 21 22 in in IN cord-290952-tbsccwgx 21 23 Pakistan Pakistan NNP cord-290952-tbsccwgx 21 24 , , , cord-290952-tbsccwgx 21 25 one one CD cord-290952-tbsccwgx 21 26 of of IN cord-290952-tbsccwgx 21 27 the the DT cord-290952-tbsccwgx 21 28 Asian asian JJ cord-290952-tbsccwgx 21 29 countries country NNS cord-290952-tbsccwgx 21 30 with with IN cord-290952-tbsccwgx 21 31 a a DT cord-290952-tbsccwgx 21 32 high high JJ cord-290952-tbsccwgx 21 33 burden burden NN cord-290952-tbsccwgx 21 34 of of IN cord-290952-tbsccwgx 21 35 disease disease NN cord-290952-tbsccwgx 21 36 with with IN cord-290952-tbsccwgx 21 37 more more JJR cord-290952-tbsccwgx 21 38 than than IN cord-290952-tbsccwgx 21 39 100,000 100,000 CD cord-290952-tbsccwgx 21 40 confirmed confirm VBD cord-290952-tbsccwgx 21 41 infected infected JJ cord-290952-tbsccwgx 21 42 cases case NNS cord-290952-tbsccwgx 21 43 so so RB cord-290952-tbsccwgx 21 44 far far RB cord-290952-tbsccwgx 21 45 . . . cord-290952-tbsccwgx 22 1 Initially initially RB cord-290952-tbsccwgx 22 2 , , , cord-290952-tbsccwgx 22 3 a a DT cord-290952-tbsccwgx 22 4 mathematical mathematical JJ cord-290952-tbsccwgx 22 5 model model NN cord-290952-tbsccwgx 22 6 without without IN cord-290952-tbsccwgx 22 7 optimal optimal JJ cord-290952-tbsccwgx 22 8 control control NN cord-290952-tbsccwgx 22 9 is be VBZ cord-290952-tbsccwgx 22 10 formulated formulate VBN cord-290952-tbsccwgx 22 11 and and CC cord-290952-tbsccwgx 22 12 some some DT cord-290952-tbsccwgx 22 13 of of IN cord-290952-tbsccwgx 22 14 the the DT cord-290952-tbsccwgx 22 15 basic basic JJ cord-290952-tbsccwgx 22 16 necessary necessary JJ cord-290952-tbsccwgx 22 17 analysis analysis NN cord-290952-tbsccwgx 22 18 of of IN cord-290952-tbsccwgx 22 19 the the DT cord-290952-tbsccwgx 22 20 model model NN cord-290952-tbsccwgx 22 21 , , , cord-290952-tbsccwgx 22 22 including include VBG cord-290952-tbsccwgx 22 23 stability stability NN cord-290952-tbsccwgx 22 24 results result NNS cord-290952-tbsccwgx 22 25 of of IN cord-290952-tbsccwgx 22 26 the the DT cord-290952-tbsccwgx 22 27 disease disease NN cord-290952-tbsccwgx 22 28 - - HYPH cord-290952-tbsccwgx 22 29 free free JJ cord-290952-tbsccwgx 22 30 equilibrium equilibrium NN cord-290952-tbsccwgx 22 31 is be VBZ cord-290952-tbsccwgx 22 32 presented present VBN cord-290952-tbsccwgx 22 33 . . . cord-290952-tbsccwgx 23 1 It -PRON- PRP cord-290952-tbsccwgx 23 2 is be VBZ cord-290952-tbsccwgx 23 3 found find VBN cord-290952-tbsccwgx 23 4 that that IN cord-290952-tbsccwgx 23 5 the the DT cord-290952-tbsccwgx 23 6 model model NN cord-290952-tbsccwgx 23 7 is be VBZ cord-290952-tbsccwgx 23 8 stable stable JJ cord-290952-tbsccwgx 23 9 around around IN cord-290952-tbsccwgx 23 10 the the DT cord-290952-tbsccwgx 23 11 disease disease NN cord-290952-tbsccwgx 23 12 - - HYPH cord-290952-tbsccwgx 23 13 free free JJ cord-290952-tbsccwgx 23 14 equilibrium equilibrium NN cord-290952-tbsccwgx 23 15 both both CC cord-290952-tbsccwgx 23 16 locally locally RB cord-290952-tbsccwgx 23 17 and and CC cord-290952-tbsccwgx 23 18 globally globally RB cord-290952-tbsccwgx 23 19 when when WRB cord-290952-tbsccwgx 23 20 the the DT cord-290952-tbsccwgx 23 21 basic basic JJ cord-290952-tbsccwgx 23 22 reproduction reproduction NN cord-290952-tbsccwgx 23 23 number number NN cord-290952-tbsccwgx 23 24 is be VBZ cord-290952-tbsccwgx 23 25 less less JJR cord-290952-tbsccwgx 23 26 than than IN cord-290952-tbsccwgx 23 27 unity unity NN cord-290952-tbsccwgx 23 28 . . . cord-290952-tbsccwgx 24 1 Despite despite IN cord-290952-tbsccwgx 24 2 the the DT cord-290952-tbsccwgx 24 3 basic basic JJ cord-290952-tbsccwgx 24 4 analysis analysis NN cord-290952-tbsccwgx 24 5 of of IN cord-290952-tbsccwgx 24 6 the the DT cord-290952-tbsccwgx 24 7 model model NN cord-290952-tbsccwgx 24 8 , , , cord-290952-tbsccwgx 24 9 we -PRON- PRP cord-290952-tbsccwgx 24 10 further further RB cord-290952-tbsccwgx 24 11 consider consider VBP cord-290952-tbsccwgx 24 12 the the DT cord-290952-tbsccwgx 24 13 confirmed confirm VBN cord-290952-tbsccwgx 24 14 infected infected JJ cord-290952-tbsccwgx 24 15 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 24 16 cases case NNS cord-290952-tbsccwgx 24 17 documented document VBN cord-290952-tbsccwgx 24 18 in in IN cord-290952-tbsccwgx 24 19 Pakistan Pakistan NNP cord-290952-tbsccwgx 24 20 from from IN cord-290952-tbsccwgx 24 21 March March NNP cord-290952-tbsccwgx 24 22 1 1 CD cord-290952-tbsccwgx 24 23 till till IN cord-290952-tbsccwgx 24 24 May May NNP cord-290952-tbsccwgx 24 25 28 28 CD cord-290952-tbsccwgx 24 26 , , , cord-290952-tbsccwgx 24 27 2020 2020 CD cord-290952-tbsccwgx 24 28 and and CC cord-290952-tbsccwgx 24 29 estimate estimate VB cord-290952-tbsccwgx 24 30 the the DT cord-290952-tbsccwgx 24 31 model model NN cord-290952-tbsccwgx 24 32 parameters parameter NNS cord-290952-tbsccwgx 24 33 using use VBG cord-290952-tbsccwgx 24 34 the the DT cord-290952-tbsccwgx 24 35 least least JJS cord-290952-tbsccwgx 24 36 square square JJ cord-290952-tbsccwgx 24 37 fitting fitting JJ cord-290952-tbsccwgx 24 38 tools tool NNS cord-290952-tbsccwgx 24 39 from from IN cord-290952-tbsccwgx 24 40 statistics statistic NNS cord-290952-tbsccwgx 24 41 and and CC cord-290952-tbsccwgx 24 42 probability probability NN cord-290952-tbsccwgx 24 43 theory theory NN cord-290952-tbsccwgx 24 44 . . . cord-290952-tbsccwgx 25 1 The the DT cord-290952-tbsccwgx 25 2 results result NNS cord-290952-tbsccwgx 25 3 show show VBP cord-290952-tbsccwgx 25 4 that that IN cord-290952-tbsccwgx 25 5 the the DT cord-290952-tbsccwgx 25 6 model model NN cord-290952-tbsccwgx 25 7 output output NN cord-290952-tbsccwgx 25 8 is be VBZ cord-290952-tbsccwgx 25 9 in in IN cord-290952-tbsccwgx 25 10 good good JJ cord-290952-tbsccwgx 25 11 agreement agreement NN cord-290952-tbsccwgx 25 12 with with IN cord-290952-tbsccwgx 25 13 the the DT cord-290952-tbsccwgx 25 14 reported report VBN cord-290952-tbsccwgx 25 15 COVID-19 covid-19 CD cord-290952-tbsccwgx 25 16 infected infected JJ cord-290952-tbsccwgx 25 17 cases case NNS cord-290952-tbsccwgx 25 18 . . . cord-290952-tbsccwgx 26 1 The the DT cord-290952-tbsccwgx 26 2 approximate approximate JJ cord-290952-tbsccwgx 26 3 value value NN cord-290952-tbsccwgx 26 4 of of IN cord-290952-tbsccwgx 26 5 the the DT cord-290952-tbsccwgx 26 6 basic basic JJ cord-290952-tbsccwgx 26 7 reproductive reproductive JJ cord-290952-tbsccwgx 26 8 number number NN cord-290952-tbsccwgx 26 9 based base VBN cord-290952-tbsccwgx 26 10 on on IN cord-290952-tbsccwgx 26 11 the the DT cord-290952-tbsccwgx 26 12 estimated estimate VBN cord-290952-tbsccwgx 26 13 parameters parameter NNS cord-290952-tbsccwgx 26 14 is be VBZ cord-290952-tbsccwgx 26 15 R r NN cord-290952-tbsccwgx 26 16 0 0 CD cord-290952-tbsccwgx 26 17 ≈ ≈ NNP cord-290952-tbsccwgx 26 18 1.87 1.87 CD cord-290952-tbsccwgx 26 19 . . . cord-290952-tbsccwgx 27 1 The the DT cord-290952-tbsccwgx 27 2 effect effect NN cord-290952-tbsccwgx 27 3 of of IN cord-290952-tbsccwgx 27 4 low low JJ cord-290952-tbsccwgx 27 5 ( ( -LRB- cord-290952-tbsccwgx 27 6 or or CC cord-290952-tbsccwgx 27 7 mild mild JJ cord-290952-tbsccwgx 27 8 ) ) -RRB- cord-290952-tbsccwgx 27 9 , , , cord-290952-tbsccwgx 27 10 moderate moderate JJ cord-290952-tbsccwgx 27 11 , , , cord-290952-tbsccwgx 27 12 and and CC cord-290952-tbsccwgx 27 13 comparatively comparatively RB cord-290952-tbsccwgx 27 14 strict strict JJ cord-290952-tbsccwgx 27 15 control control NN cord-290952-tbsccwgx 27 16 interventions intervention NNS cord-290952-tbsccwgx 27 17 like like IN cord-290952-tbsccwgx 27 18 social social NN cord-290952-tbsccwgx 27 19 - - HYPH cord-290952-tbsccwgx 27 20 distancing distancing NN cord-290952-tbsccwgx 27 21 , , , cord-290952-tbsccwgx 27 22 quarantine quarantine NN cord-290952-tbsccwgx 27 23 rate rate NN cord-290952-tbsccwgx 27 24 , , , cord-290952-tbsccwgx 27 25 ( ( -LRB- cord-290952-tbsccwgx 27 26 or or CC cord-290952-tbsccwgx 27 27 contact contact NN cord-290952-tbsccwgx 27 28 - - HYPH cord-290952-tbsccwgx 27 29 tracing tracing NN cord-290952-tbsccwgx 27 30 of of IN cord-290952-tbsccwgx 27 31 suspected suspect VBN cord-290952-tbsccwgx 27 32 people people NNS cord-290952-tbsccwgx 27 33 ) ) -RRB- cord-290952-tbsccwgx 27 34 and and CC cord-290952-tbsccwgx 27 35 hospitalization hospitalization NN cord-290952-tbsccwgx 27 36 ( ( -LRB- cord-290952-tbsccwgx 27 37 or or CC cord-290952-tbsccwgx 27 38 self self NN cord-290952-tbsccwgx 27 39 - - HYPH cord-290952-tbsccwgx 27 40 isolation isolation NN cord-290952-tbsccwgx 27 41 ) ) -RRB- cord-290952-tbsccwgx 27 42 of of IN cord-290952-tbsccwgx 27 43 testing test VBG cord-290952-tbsccwgx 27 44 positive positive JJ cord-290952-tbsccwgx 27 45 COVID-19 covid-19 CD cord-290952-tbsccwgx 27 46 cases case NNS cord-290952-tbsccwgx 27 47 are be VBP cord-290952-tbsccwgx 27 48 shown show VBN cord-290952-tbsccwgx 27 49 graphically graphically RB cord-290952-tbsccwgx 27 50 . . . cord-290952-tbsccwgx 28 1 It -PRON- PRP cord-290952-tbsccwgx 28 2 is be VBZ cord-290952-tbsccwgx 28 3 observed observe VBN cord-290952-tbsccwgx 28 4 that that IN cord-290952-tbsccwgx 28 5 the the DT cord-290952-tbsccwgx 28 6 most most RBS cord-290952-tbsccwgx 28 7 effective effective JJ cord-290952-tbsccwgx 28 8 strategy strategy NN cord-290952-tbsccwgx 28 9 to to TO cord-290952-tbsccwgx 28 10 minimize minimize VB cord-290952-tbsccwgx 28 11 the the DT cord-290952-tbsccwgx 28 12 disease disease NN cord-290952-tbsccwgx 28 13 burden burden NN cord-290952-tbsccwgx 28 14 is be VBZ cord-290952-tbsccwgx 28 15 the the DT cord-290952-tbsccwgx 28 16 implementation implementation NN cord-290952-tbsccwgx 28 17 of of IN cord-290952-tbsccwgx 28 18 maintaining maintain VBG cord-290952-tbsccwgx 28 19 a a DT cord-290952-tbsccwgx 28 20 strict strict JJ cord-290952-tbsccwgx 28 21 social social NN cord-290952-tbsccwgx 28 22 - - HYPH cord-290952-tbsccwgx 28 23 distancing distancing NN cord-290952-tbsccwgx 28 24 and and CC cord-290952-tbsccwgx 28 25 contact contact NN cord-290952-tbsccwgx 28 26 - - HYPH cord-290952-tbsccwgx 28 27 tracing tracing NN cord-290952-tbsccwgx 28 28 to to TO cord-290952-tbsccwgx 28 29 quarantine quarantine VB cord-290952-tbsccwgx 28 30 the the DT cord-290952-tbsccwgx 28 31 exposed expose VBN cord-290952-tbsccwgx 28 32 people people NNS cord-290952-tbsccwgx 28 33 . . . cord-290952-tbsccwgx 29 1 Furthermore furthermore RB cord-290952-tbsccwgx 29 2 , , , cord-290952-tbsccwgx 29 3 we -PRON- PRP cord-290952-tbsccwgx 29 4 carried carry VBD cord-290952-tbsccwgx 29 5 out out RP cord-290952-tbsccwgx 29 6 the the DT cord-290952-tbsccwgx 29 7 global global JJ cord-290952-tbsccwgx 29 8 sensitivity sensitivity NN cord-290952-tbsccwgx 29 9 analysis analysis NN cord-290952-tbsccwgx 29 10 of of IN cord-290952-tbsccwgx 29 11 the the DT cord-290952-tbsccwgx 29 12 most most RBS cord-290952-tbsccwgx 29 13 crucial crucial JJ cord-290952-tbsccwgx 29 14 parameter parameter NN cord-290952-tbsccwgx 29 15 known know VBN cord-290952-tbsccwgx 29 16 as as IN cord-290952-tbsccwgx 29 17 the the DT cord-290952-tbsccwgx 29 18 basic basic JJ cord-290952-tbsccwgx 29 19 reproduction reproduction NN cord-290952-tbsccwgx 29 20 number number NN cord-290952-tbsccwgx 29 21 using use VBG cord-290952-tbsccwgx 29 22 the the DT cord-290952-tbsccwgx 29 23 Latin Latin NNP cord-290952-tbsccwgx 29 24 Hypercube Hypercube NNP cord-290952-tbsccwgx 29 25 Sampling Sampling NNP cord-290952-tbsccwgx 29 26 ( ( -LRB- cord-290952-tbsccwgx 29 27 LHS LHS NNP cord-290952-tbsccwgx 29 28 ) ) -RRB- cord-290952-tbsccwgx 29 29 and and CC cord-290952-tbsccwgx 29 30 the the DT cord-290952-tbsccwgx 29 31 partial partial JJ cord-290952-tbsccwgx 29 32 rank rank NN cord-290952-tbsccwgx 29 33 correlation correlation NN cord-290952-tbsccwgx 29 34 coefficient coefficient NN cord-290952-tbsccwgx 29 35 ( ( -LRB- cord-290952-tbsccwgx 29 36 PRCC PRCC NNP cord-290952-tbsccwgx 29 37 ) ) -RRB- cord-290952-tbsccwgx 29 38 techniques technique NNS cord-290952-tbsccwgx 29 39 . . . cord-290952-tbsccwgx 30 1 The the DT cord-290952-tbsccwgx 30 2 proposed propose VBN cord-290952-tbsccwgx 30 3 model model NN cord-290952-tbsccwgx 30 4 is be VBZ cord-290952-tbsccwgx 30 5 then then RB cord-290952-tbsccwgx 30 6 reformulated reformulate VBN cord-290952-tbsccwgx 30 7 by by IN cord-290952-tbsccwgx 30 8 The the DT cord-290952-tbsccwgx 30 9 novel novel JJ cord-290952-tbsccwgx 30 10 coronavirus coronavirus NN cord-290952-tbsccwgx 30 11 infectious infectious JJ cord-290952-tbsccwgx 30 12 disease disease NN cord-290952-tbsccwgx 30 13 , , , cord-290952-tbsccwgx 30 14 caused cause VBN cord-290952-tbsccwgx 30 15 by by IN cord-290952-tbsccwgx 30 16 the the DT cord-290952-tbsccwgx 30 17 coronavirus coronavirus NN cord-290952-tbsccwgx 30 18 is be VBZ cord-290952-tbsccwgx 30 19 commonly commonly RB cord-290952-tbsccwgx 30 20 known know VBN cord-290952-tbsccwgx 30 21 as as IN cord-290952-tbsccwgx 30 22 COVID- covid- NN cord-290952-tbsccwgx 30 23 19 19 CD cord-290952-tbsccwgx 30 24 . . . cord-290952-tbsccwgx 31 1 It -PRON- PRP cord-290952-tbsccwgx 31 2 has have VBZ cord-290952-tbsccwgx 31 3 become become VBN cord-290952-tbsccwgx 31 4 the the DT cord-290952-tbsccwgx 31 5 greatest great JJS cord-290952-tbsccwgx 31 6 challenge challenge NN cord-290952-tbsccwgx 31 7 the the DT cord-290952-tbsccwgx 31 8 history history NN cord-290952-tbsccwgx 31 9 has have VBZ cord-290952-tbsccwgx 31 10 ever ever RB cord-290952-tbsccwgx 31 11 seen see VBN cord-290952-tbsccwgx 31 12 . . . cord-290952-tbsccwgx 32 1 Started start VBN cord-290952-tbsccwgx 32 2 from from IN cord-290952-tbsccwgx 32 3 Wuhan Wuhan NNP cord-290952-tbsccwgx 32 4 city city NN cord-290952-tbsccwgx 32 5 of of IN cord-290952-tbsccwgx 32 6 China China NNP cord-290952-tbsccwgx 32 7 earlier early RBR cord-290952-tbsccwgx 32 8 this this DT cord-290952-tbsccwgx 32 9 year year NN cord-290952-tbsccwgx 32 10 , , , cord-290952-tbsccwgx 32 11 it -PRON- PRP cord-290952-tbsccwgx 32 12 spread spread VBD cord-290952-tbsccwgx 32 13 to to IN cord-290952-tbsccwgx 32 14 the the DT cord-290952-tbsccwgx 32 15 rest rest NN cord-290952-tbsccwgx 32 16 of of IN cord-290952-tbsccwgx 32 17 the the DT cord-290952-tbsccwgx 32 18 world world NN cord-290952-tbsccwgx 32 19 in in IN cord-290952-tbsccwgx 32 20 a a DT cord-290952-tbsccwgx 32 21 few few JJ cord-290952-tbsccwgx 32 22 months month NNS cord-290952-tbsccwgx 32 23 and and CC cord-290952-tbsccwgx 32 24 was be VBD cord-290952-tbsccwgx 32 25 declared declare VBN cord-290952-tbsccwgx 32 26 a a DT cord-290952-tbsccwgx 32 27 pandemic pandemic NN cord-290952-tbsccwgx 32 28 by by IN cord-290952-tbsccwgx 32 29 the the DT cord-290952-tbsccwgx 32 30 UN UN NNP cord-290952-tbsccwgx 32 31 . . . cord-290952-tbsccwgx 33 1 It -PRON- PRP cord-290952-tbsccwgx 33 2 has have VBZ cord-290952-tbsccwgx 33 3 paralyzed paralyze VBN cord-290952-tbsccwgx 33 4 life life NN cord-290952-tbsccwgx 33 5 across across IN cord-290952-tbsccwgx 33 6 the the DT cord-290952-tbsccwgx 33 7 globe globe NN cord-290952-tbsccwgx 33 8 . . . cord-290952-tbsccwgx 34 1 The the DT cord-290952-tbsccwgx 34 2 main main JJ cord-290952-tbsccwgx 34 3 cause cause NN cord-290952-tbsccwgx 34 4 of of IN cord-290952-tbsccwgx 34 5 the the DT cord-290952-tbsccwgx 34 6 virus virus NN cord-290952-tbsccwgx 34 7 is be VBZ cord-290952-tbsccwgx 34 8 yet yet RB cord-290952-tbsccwgx 34 9 to to TO cord-290952-tbsccwgx 34 10 be be VB cord-290952-tbsccwgx 34 11 discovered discover VBN cord-290952-tbsccwgx 34 12 , , , cord-290952-tbsccwgx 34 13 but but CC cord-290952-tbsccwgx 34 14 it -PRON- PRP cord-290952-tbsccwgx 34 15 is be VBZ cord-290952-tbsccwgx 34 16 presumed presume VBN cord-290952-tbsccwgx 34 17 that that IN cord-290952-tbsccwgx 34 18 it -PRON- PRP cord-290952-tbsccwgx 34 19 has have VBZ cord-290952-tbsccwgx 34 20 emerged emerge VBN cord-290952-tbsccwgx 34 21 in in IN cord-290952-tbsccwgx 34 22 one one NN cord-290952-tbsccwgx 34 23 the the DT cord-290952-tbsccwgx 34 24 biggest big JJS cord-290952-tbsccwgx 34 25 animal animal NN cord-290952-tbsccwgx 34 26 market market NN cord-290952-tbsccwgx 34 27 in in IN cord-290952-tbsccwgx 34 28 the the DT cord-290952-tbsccwgx 34 29 Chinese Chinese NNP cord-290952-tbsccwgx 34 30 City City NNP cord-290952-tbsccwgx 34 31 of of IN cord-290952-tbsccwgx 34 32 Wuhan Wuhan NNP cord-290952-tbsccwgx 34 33 [ [ -LRB- cord-290952-tbsccwgx 34 34 1 1 CD cord-290952-tbsccwgx 34 35 , , , cord-290952-tbsccwgx 34 36 2 2 CD cord-290952-tbsccwgx 34 37 , , , cord-290952-tbsccwgx 34 38 3 3 CD cord-290952-tbsccwgx 34 39 ] ] -RRB- cord-290952-tbsccwgx 34 40 . . . cord-290952-tbsccwgx 35 1 So so RB cord-290952-tbsccwgx 35 2 far far RB cord-290952-tbsccwgx 35 3 , , , cord-290952-tbsccwgx 35 4 it -PRON- PRP cord-290952-tbsccwgx 35 5 has have VBZ cord-290952-tbsccwgx 35 6 engulfed engulf VBN cord-290952-tbsccwgx 35 7 more more JJR cord-290952-tbsccwgx 35 8 than than IN cord-290952-tbsccwgx 35 9 210 210 CD cord-290952-tbsccwgx 35 10 countries country NNS cord-290952-tbsccwgx 35 11 of of IN cord-290952-tbsccwgx 35 12 the the DT cord-290952-tbsccwgx 35 13 world world NN cord-290952-tbsccwgx 35 14 and and CC cord-290952-tbsccwgx 35 15 according accord VBG cord-290952-tbsccwgx 35 16 to to IN cord-290952-tbsccwgx 35 17 WHO WHO NNP cord-290952-tbsccwgx 35 18 statistics statistic NNS cord-290952-tbsccwgx 35 19 , , , cord-290952-tbsccwgx 35 20 the the DT cord-290952-tbsccwgx 35 21 virus virus NN cord-290952-tbsccwgx 35 22 has have VBZ cord-290952-tbsccwgx 35 23 affected affect VBN cord-290952-tbsccwgx 35 24 around around IN cord-290952-tbsccwgx 35 25 6 6 CD cord-290952-tbsccwgx 35 26 million million CD cord-290952-tbsccwgx 35 27 people people NNS cord-290952-tbsccwgx 35 28 across across IN cord-290952-tbsccwgx 35 29 the the DT cord-290952-tbsccwgx 35 30 world world NN cord-290952-tbsccwgx 35 31 and and CC cord-290952-tbsccwgx 35 32 more more JJR cord-290952-tbsccwgx 35 33 than than IN cord-290952-tbsccwgx 35 34 300 300 CD cord-290952-tbsccwgx 35 35 thousand thousand CD cord-290952-tbsccwgx 35 36 people people NNS cord-290952-tbsccwgx 35 37 have have VBP cord-290952-tbsccwgx 35 38 died die VBN cord-290952-tbsccwgx 35 39 so so RB cord-290952-tbsccwgx 35 40 far far RB cord-290952-tbsccwgx 35 41 [ [ -LRB- cord-290952-tbsccwgx 35 42 1 1 CD cord-290952-tbsccwgx 35 43 , , , cord-290952-tbsccwgx 35 44 2 2 CD cord-290952-tbsccwgx 35 45 , , , cord-290952-tbsccwgx 35 46 3 3 CD cord-290952-tbsccwgx 35 47 ] ] -RRB- cord-290952-tbsccwgx 35 48 . . . cord-290952-tbsccwgx 36 1 The the DT cord-290952-tbsccwgx 36 2 recovery recovery NN cord-290952-tbsccwgx 36 3 rate rate NN cord-290952-tbsccwgx 36 4 is be VBZ cord-290952-tbsccwgx 36 5 higher high JJR cord-290952-tbsccwgx 36 6 than than IN cord-290952-tbsccwgx 36 7 the the DT cord-290952-tbsccwgx 36 8 mortality mortality NN cord-290952-tbsccwgx 36 9 rate rate NN cord-290952-tbsccwgx 36 10 . . . cord-290952-tbsccwgx 37 1 However however RB cord-290952-tbsccwgx 37 2 , , , cord-290952-tbsccwgx 37 3 the the DT cord-290952-tbsccwgx 37 4 ratio ratio NN cord-290952-tbsccwgx 37 5 varies vary VBZ cord-290952-tbsccwgx 37 6 from from IN cord-290952-tbsccwgx 37 7 country country NN cord-290952-tbsccwgx 37 8 to to IN cord-290952-tbsccwgx 37 9 country country NN cord-290952-tbsccwgx 37 10 and and CC cord-290952-tbsccwgx 37 11 region region NN cord-290952-tbsccwgx 37 12 to to IN cord-290952-tbsccwgx 37 13 region region NN cord-290952-tbsccwgx 37 14 . . . cord-290952-tbsccwgx 38 1 USA USA NNP cord-290952-tbsccwgx 38 2 is be VBZ cord-290952-tbsccwgx 38 3 the the DT cord-290952-tbsccwgx 38 4 most most RBS cord-290952-tbsccwgx 38 5 affected affected JJ cord-290952-tbsccwgx 38 6 country country NN cord-290952-tbsccwgx 38 7 which which WDT cord-290952-tbsccwgx 38 8 is be VBZ cord-290952-tbsccwgx 38 9 the the DT cord-290952-tbsccwgx 38 10 epicenter epicenter NN cord-290952-tbsccwgx 38 11 of of IN cord-290952-tbsccwgx 38 12 the the DT cord-290952-tbsccwgx 38 13 virus virus NN cord-290952-tbsccwgx 38 14 followed follow VBN cord-290952-tbsccwgx 38 15 by by IN cord-290952-tbsccwgx 38 16 Europe Europe NNP cord-290952-tbsccwgx 38 17 [ [ -LRB- cord-290952-tbsccwgx 38 18 2 2 CD cord-290952-tbsccwgx 38 19 ] ] -RRB- cord-290952-tbsccwgx 38 20 . . . cord-290952-tbsccwgx 39 1 Scientists scientist NNS cord-290952-tbsccwgx 39 2 are be VBP cord-290952-tbsccwgx 39 3 struggling struggle VBG cord-290952-tbsccwgx 39 4 to to TO cord-290952-tbsccwgx 39 5 discover discover VB cord-290952-tbsccwgx 39 6 or or CC cord-290952-tbsccwgx 39 7 invent invent VB cord-290952-tbsccwgx 39 8 a a DT cord-290952-tbsccwgx 39 9 vaccine vaccine NN cord-290952-tbsccwgx 39 10 for for IN cord-290952-tbsccwgx 39 11 the the DT cord-290952-tbsccwgx 39 12 treatment treatment NN cord-290952-tbsccwgx 39 13 , , , cord-290952-tbsccwgx 39 14 but but CC cord-290952-tbsccwgx 39 15 it -PRON- PRP cord-290952-tbsccwgx 39 16 is be VBZ cord-290952-tbsccwgx 39 17 yet yet RB cord-290952-tbsccwgx 39 18 to to TO cord-290952-tbsccwgx 39 19 be be VB cord-290952-tbsccwgx 39 20 discovered discover VBN cord-290952-tbsccwgx 39 21 . . . cord-290952-tbsccwgx 40 1 The the DT cord-290952-tbsccwgx 40 2 question question NN cord-290952-tbsccwgx 40 3 , , , cord-290952-tbsccwgx 40 4 how how WRB cord-290952-tbsccwgx 40 5 long long RB cord-290952-tbsccwgx 40 6 it -PRON- PRP cord-290952-tbsccwgx 40 7 will will MD cord-290952-tbsccwgx 40 8 last last VB cord-290952-tbsccwgx 40 9 ? ? . cord-290952-tbsccwgx 41 1 is be VBZ cord-290952-tbsccwgx 41 2 on on IN cord-290952-tbsccwgx 41 3 everyone everyone NN cord-290952-tbsccwgx 41 4 's 's POS cord-290952-tbsccwgx 41 5 lips lip NNS cord-290952-tbsccwgx 41 6 . . . cord-290952-tbsccwgx 42 1 Although although IN cord-290952-tbsccwgx 42 2 research research NN cord-290952-tbsccwgx 42 3 is be VBZ cord-290952-tbsccwgx 42 4 in in IN cord-290952-tbsccwgx 42 5 a a DT cord-290952-tbsccwgx 42 6 very very RB cord-290952-tbsccwgx 42 7 early early JJ cord-290952-tbsccwgx 42 8 stage stage NN cord-290952-tbsccwgx 42 9 and and CC cord-290952-tbsccwgx 42 10 with with IN cord-290952-tbsccwgx 42 11 the the DT cord-290952-tbsccwgx 42 12 passage passage NN cord-290952-tbsccwgx 42 13 of of IN cord-290952-tbsccwgx 42 14 time time NN cord-290952-tbsccwgx 42 15 things thing NNS cord-290952-tbsccwgx 42 16 will will MD cord-290952-tbsccwgx 42 17 unfold unfold VB cord-290952-tbsccwgx 42 18 . . . cord-290952-tbsccwgx 43 1 The the DT cord-290952-tbsccwgx 43 2 scientists scientist NNS cord-290952-tbsccwgx 43 3 are be VBP cord-290952-tbsccwgx 43 4 trying try VBG cord-290952-tbsccwgx 43 5 to to TO cord-290952-tbsccwgx 43 6 dig dig VB cord-290952-tbsccwgx 43 7 out out RP cord-290952-tbsccwgx 43 8 the the DT cord-290952-tbsccwgx 43 9 main main JJ cord-290952-tbsccwgx 43 10 symptoms symptom NNS cord-290952-tbsccwgx 43 11 and and CC cord-290952-tbsccwgx 43 12 causes cause NNS cord-290952-tbsccwgx 43 13 of of IN cord-290952-tbsccwgx 43 14 transmission transmission NN cord-290952-tbsccwgx 43 15 . . . cord-290952-tbsccwgx 44 1 However however RB cord-290952-tbsccwgx 44 2 , , , cord-290952-tbsccwgx 44 3 according accord VBG cord-290952-tbsccwgx 44 4 to to IN cord-290952-tbsccwgx 44 5 the the DT cord-290952-tbsccwgx 44 6 information information NN cord-290952-tbsccwgx 44 7 available available JJ cord-290952-tbsccwgx 44 8 the the DT cord-290952-tbsccwgx 44 9 main main JJ cord-290952-tbsccwgx 44 10 symptoms symptom NNS cord-290952-tbsccwgx 44 11 are be VBP cord-290952-tbsccwgx 44 12 high high JJ cord-290952-tbsccwgx 44 13 fever fever NN cord-290952-tbsccwgx 44 14 , , , cord-290952-tbsccwgx 44 15 severe severe JJ cord-290952-tbsccwgx 44 16 chest chest NN cord-290952-tbsccwgx 44 17 pain pain NN cord-290952-tbsccwgx 44 18 , , , cord-290952-tbsccwgx 44 19 continuous continuous JJ cord-290952-tbsccwgx 44 20 dry dry JJ cord-290952-tbsccwgx 44 21 coughing coughing NN cord-290952-tbsccwgx 44 22 , , , cord-290952-tbsccwgx 44 23 body body NN cord-290952-tbsccwgx 44 24 aches ache NNS cord-290952-tbsccwgx 44 25 , , , cord-290952-tbsccwgx 44 26 headache headache NN cord-290952-tbsccwgx 44 27 and and CC cord-290952-tbsccwgx 44 28 difficulty difficulty NN cord-290952-tbsccwgx 44 29 in in IN cord-290952-tbsccwgx 44 30 the the DT cord-290952-tbsccwgx 44 31 respiratory respiratory JJ cord-290952-tbsccwgx 44 32 system system NN cord-290952-tbsccwgx 44 33 . . . cord-290952-tbsccwgx 45 1 The the DT cord-290952-tbsccwgx 45 2 spread spread NN cord-290952-tbsccwgx 45 3 , , , cord-290952-tbsccwgx 45 4 according accord VBG cord-290952-tbsccwgx 45 5 to to IN cord-290952-tbsccwgx 45 6 available available JJ cord-290952-tbsccwgx 45 7 information information NN cord-290952-tbsccwgx 45 8 , , , cord-290952-tbsccwgx 45 9 is be VBZ cord-290952-tbsccwgx 45 10 droplets droplet NNS cord-290952-tbsccwgx 45 11 , , , cord-290952-tbsccwgx 45 12 produced produce VBN cord-290952-tbsccwgx 45 13 by by IN cord-290952-tbsccwgx 45 14 an an DT cord-290952-tbsccwgx 45 15 infected infected JJ cord-290952-tbsccwgx 45 16 person person NN cord-290952-tbsccwgx 45 17 during during IN cord-290952-tbsccwgx 45 18 coughing cough VBG cord-290952-tbsccwgx 45 19 and and CC cord-290952-tbsccwgx 45 20 sneezing sneeze VBG cord-290952-tbsccwgx 45 21 and and CC cord-290952-tbsccwgx 45 22 physical physical JJ cord-290952-tbsccwgx 45 23 contacts contact NNS cord-290952-tbsccwgx 45 24 , , , cord-290952-tbsccwgx 45 25 etc etc FW cord-290952-tbsccwgx 45 26 . . . cord-290952-tbsccwgx 46 1 [ [ -LRB- cord-290952-tbsccwgx 46 2 4 4 CD cord-290952-tbsccwgx 46 3 ] ] -RRB- cord-290952-tbsccwgx 46 4 . . . cord-290952-tbsccwgx 47 1 COVID-19 covid-19 JJ cord-290952-tbsccwgx 47 2 pandemic pandemic NN cord-290952-tbsccwgx 47 3 has have VBZ cord-290952-tbsccwgx 47 4 caused cause VBN cord-290952-tbsccwgx 47 5 great great JJ cord-290952-tbsccwgx 47 6 damage damage NN cord-290952-tbsccwgx 47 7 not not RB cord-290952-tbsccwgx 47 8 only only RB cord-290952-tbsccwgx 47 9 to to IN cord-290952-tbsccwgx 47 10 human human JJ cord-290952-tbsccwgx 47 11 lives life NNS cord-290952-tbsccwgx 47 12 and and CC cord-290952-tbsccwgx 47 13 health health NN cord-290952-tbsccwgx 47 14 it -PRON- PRP cord-290952-tbsccwgx 47 15 has have VBZ cord-290952-tbsccwgx 47 16 multidimensional multidimensional JJ cord-290952-tbsccwgx 47 17 effects effect NNS cord-290952-tbsccwgx 47 18 . . . cord-290952-tbsccwgx 48 1 It -PRON- PRP cord-290952-tbsccwgx 48 2 not not RB cord-290952-tbsccwgx 48 3 only only RB cord-290952-tbsccwgx 48 4 exposed expose VBD cord-290952-tbsccwgx 48 5 the the DT cord-290952-tbsccwgx 48 6 weak weak JJ cord-290952-tbsccwgx 48 7 health health NN cord-290952-tbsccwgx 48 8 infrastructure infrastructure NN cord-290952-tbsccwgx 48 9 even even RB cord-290952-tbsccwgx 48 10 in in IN cord-290952-tbsccwgx 48 11 the the DT cord-290952-tbsccwgx 48 12 most most RBS cord-290952-tbsccwgx 48 13 advanced advanced JJ cord-290952-tbsccwgx 48 14 countries country NNS cord-290952-tbsccwgx 48 15 of of IN cord-290952-tbsccwgx 48 16 the the DT cord-290952-tbsccwgx 48 17 world world NN cord-290952-tbsccwgx 48 18 , , , cord-290952-tbsccwgx 48 19 but but CC cord-290952-tbsccwgx 48 20 also also RB cord-290952-tbsccwgx 48 21 badly badly RB cord-290952-tbsccwgx 48 22 affected affect VBD cord-290952-tbsccwgx 48 23 the the DT cord-290952-tbsccwgx 48 24 world world NN cord-290952-tbsccwgx 48 25 economy economy NN cord-290952-tbsccwgx 48 26 . . . cord-290952-tbsccwgx 49 1 Almost almost RB cord-290952-tbsccwgx 49 2 the the DT cord-290952-tbsccwgx 49 3 entire entire JJ cord-290952-tbsccwgx 49 4 world world NN cord-290952-tbsccwgx 49 5 is be VBZ cord-290952-tbsccwgx 49 6 on on IN cord-290952-tbsccwgx 49 7 lockdown lockdown NN cord-290952-tbsccwgx 49 8 and and CC cord-290952-tbsccwgx 49 9 all all PDT cord-290952-tbsccwgx 49 10 the the DT cord-290952-tbsccwgx 49 11 economic economic JJ cord-290952-tbsccwgx 49 12 and and CC cord-290952-tbsccwgx 49 13 business business NN cord-290952-tbsccwgx 49 14 activities activity NNS cord-290952-tbsccwgx 49 15 are be VBP cord-290952-tbsccwgx 49 16 halted halt VBN cord-290952-tbsccwgx 49 17 . . . cord-290952-tbsccwgx 50 1 It -PRON- PRP cord-290952-tbsccwgx 50 2 has have VBZ cord-290952-tbsccwgx 50 3 shocked shock VBN cord-290952-tbsccwgx 50 4 the the DT cord-290952-tbsccwgx 50 5 largest large JJS cord-290952-tbsccwgx 50 6 economies economy NNS cord-290952-tbsccwgx 50 7 of of IN cord-290952-tbsccwgx 50 8 the the DT cord-290952-tbsccwgx 50 9 world world NN cord-290952-tbsccwgx 50 10 , , , cord-290952-tbsccwgx 50 11 i.e. i.e. FW cord-290952-tbsccwgx 50 12 China China NNP cord-290952-tbsccwgx 50 13 and and CC cord-290952-tbsccwgx 50 14 USA USA NNP cord-290952-tbsccwgx 50 15 where where WRB cord-290952-tbsccwgx 50 16 the the DT cord-290952-tbsccwgx 50 17 economic economic JJ cord-290952-tbsccwgx 50 18 slowdown slowdown NN cord-290952-tbsccwgx 50 19 is be VBZ cord-290952-tbsccwgx 50 20 observed observe VBN cord-290952-tbsccwgx 50 21 since since IN cord-290952-tbsccwgx 50 22 the the DT cord-290952-tbsccwgx 50 23 outbreak outbreak NN cord-290952-tbsccwgx 50 24 of of IN cord-290952-tbsccwgx 50 25 coronavirus coronavirus NN cord-290952-tbsccwgx 50 26 . . . cord-290952-tbsccwgx 51 1 The the DT cord-290952-tbsccwgx 51 2 third third JJ cord-290952-tbsccwgx 51 3 world world NN cord-290952-tbsccwgx 51 4 countries country NNS cord-290952-tbsccwgx 51 5 , , , cord-290952-tbsccwgx 51 6 particularly particularly RB cord-290952-tbsccwgx 51 7 Pakistan Pakistan NNP cord-290952-tbsccwgx 51 8 , , , cord-290952-tbsccwgx 51 9 are be VBP cord-290952-tbsccwgx 51 10 the the DT cord-290952-tbsccwgx 51 11 prime prime JJ cord-290952-tbsccwgx 51 12 targets target NNS cord-290952-tbsccwgx 51 13 of of IN cord-290952-tbsccwgx 51 14 the the DT cord-290952-tbsccwgx 51 15 economic economic JJ cord-290952-tbsccwgx 51 16 devastation devastation NN cord-290952-tbsccwgx 51 17 . . . cord-290952-tbsccwgx 52 1 Millions million NNS cord-290952-tbsccwgx 52 2 of of IN cord-290952-tbsccwgx 52 3 people people NNS cord-290952-tbsccwgx 52 4 have have VBP cord-290952-tbsccwgx 52 5 lost lose VBN cord-290952-tbsccwgx 52 6 their -PRON- PRP$ cord-290952-tbsccwgx 52 7 jobs job NNS cord-290952-tbsccwgx 52 8 in in IN cord-290952-tbsccwgx 52 9 the the DT cord-290952-tbsccwgx 52 10 past past JJ cord-290952-tbsccwgx 52 11 few few JJ cord-290952-tbsccwgx 52 12 months month NNS cord-290952-tbsccwgx 52 13 . . . cord-290952-tbsccwgx 53 1 Poor poor JJ cord-290952-tbsccwgx 53 2 countries country NNS cord-290952-tbsccwgx 53 3 are be VBP cord-290952-tbsccwgx 53 4 unable unable JJ cord-290952-tbsccwgx 53 5 to to TO cord-290952-tbsccwgx 53 6 repay repay VB cord-290952-tbsccwgx 53 7 their -PRON- PRP$ cord-290952-tbsccwgx 53 8 debts debt NNS cord-290952-tbsccwgx 53 9 . . . cord-290952-tbsccwgx 54 1 They -PRON- PRP cord-290952-tbsccwgx 54 2 are be VBP cord-290952-tbsccwgx 54 3 even even RB cord-290952-tbsccwgx 54 4 unable unable JJ cord-290952-tbsccwgx 54 5 to to TO cord-290952-tbsccwgx 54 6 support support VB cord-290952-tbsccwgx 54 7 poor poor JJ cord-290952-tbsccwgx 54 8 citizens citizen NNS cord-290952-tbsccwgx 54 9 who who WP cord-290952-tbsccwgx 54 10 can can MD cord-290952-tbsccwgx 54 11 not not RB cord-290952-tbsccwgx 54 12 earn earn VB cord-290952-tbsccwgx 54 13 their -PRON- PRP$ cord-290952-tbsccwgx 54 14 livelihood livelihood NN cord-290952-tbsccwgx 54 15 . . . cord-290952-tbsccwgx 55 1 The the DT cord-290952-tbsccwgx 55 2 social social JJ cord-290952-tbsccwgx 55 3 and and CC cord-290952-tbsccwgx 55 4 political political JJ cord-290952-tbsccwgx 55 5 lives life NNS cord-290952-tbsccwgx 55 6 of of IN cord-290952-tbsccwgx 55 7 the the DT cord-290952-tbsccwgx 55 8 nations nation NNS cord-290952-tbsccwgx 55 9 are be VBP cord-290952-tbsccwgx 55 10 affected affect VBN cord-290952-tbsccwgx 55 11 badly badly RB cord-290952-tbsccwgx 55 12 . . . cord-290952-tbsccwgx 56 1 People People NNS cord-290952-tbsccwgx 56 2 across across IN cord-290952-tbsccwgx 56 3 the the DT cord-290952-tbsccwgx 56 4 world world NN cord-290952-tbsccwgx 56 5 have have VBP cord-290952-tbsccwgx 56 6 severed sever VBN cord-290952-tbsccwgx 56 7 social social JJ cord-290952-tbsccwgx 56 8 relations relation NNS cord-290952-tbsccwgx 56 9 . . . cord-290952-tbsccwgx 57 1 They -PRON- PRP cord-290952-tbsccwgx 57 2 avoid avoid VBP cord-290952-tbsccwgx 57 3 meeting meet VBG cord-290952-tbsccwgx 57 4 each each DT cord-290952-tbsccwgx 57 5 other other JJ cord-290952-tbsccwgx 57 6 even even RB cord-290952-tbsccwgx 57 7 in in IN cord-290952-tbsccwgx 57 8 the the DT cord-290952-tbsccwgx 57 9 gravest grave JJS cord-290952-tbsccwgx 57 10 times time NNS cord-290952-tbsccwgx 57 11 . . . cord-290952-tbsccwgx 58 1 Governments government NNS cord-290952-tbsccwgx 58 2 of of IN cord-290952-tbsccwgx 58 3 all all PDT cord-290952-tbsccwgx 58 4 the the DT cord-290952-tbsccwgx 58 5 countries country NNS cord-290952-tbsccwgx 58 6 have have VBP cord-290952-tbsccwgx 58 7 diverted divert VBN cord-290952-tbsccwgx 58 8 their -PRON- PRP$ cord-290952-tbsccwgx 58 9 attention attention NN cord-290952-tbsccwgx 58 10 and and CC cord-290952-tbsccwgx 58 11 resources resource NNS cord-290952-tbsccwgx 58 12 to to TO cord-290952-tbsccwgx 58 13 cope cope VB cord-290952-tbsccwgx 58 14 with with IN cord-290952-tbsccwgx 58 15 the the DT cord-290952-tbsccwgx 58 16 challenge challenge NN cord-290952-tbsccwgx 58 17 of of IN cord-290952-tbsccwgx 58 18 this this DT cord-290952-tbsccwgx 58 19 mysterious mysterious JJ cord-290952-tbsccwgx 58 20 disease disease NN cord-290952-tbsccwgx 58 21 and and CC cord-290952-tbsccwgx 58 22 thus thus RB cord-290952-tbsccwgx 58 23 no no DT cord-290952-tbsccwgx 58 24 political political JJ cord-290952-tbsccwgx 58 25 activity activity NN cord-290952-tbsccwgx 58 26 is be VBZ cord-290952-tbsccwgx 58 27 visible visible JJ cord-290952-tbsccwgx 58 28 . . . cord-290952-tbsccwgx 59 1 Like like IN cord-290952-tbsccwgx 59 2 other other JJ cord-290952-tbsccwgx 59 3 countries country NNS cord-290952-tbsccwgx 59 4 in in IN cord-290952-tbsccwgx 59 5 the the DT cord-290952-tbsccwgx 59 6 world world NN cord-290952-tbsccwgx 59 7 , , , cord-290952-tbsccwgx 59 8 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 59 9 pandemic pandemic NN cord-290952-tbsccwgx 59 10 poses pose VBZ cord-290952-tbsccwgx 59 11 a a DT cord-290952-tbsccwgx 59 12 huge huge JJ cord-290952-tbsccwgx 59 13 threat threat NN cord-290952-tbsccwgx 59 14 to to IN cord-290952-tbsccwgx 59 15 both both DT cord-290952-tbsccwgx 59 16 humans human NNS cord-290952-tbsccwgx 59 17 health health NN cord-290952-tbsccwgx 59 18 and and CC cord-290952-tbsccwgx 59 19 economy economy NN cord-290952-tbsccwgx 59 20 in in IN cord-290952-tbsccwgx 59 21 Pakistan Pakistan NNP cord-290952-tbsccwgx 59 22 . . . cord-290952-tbsccwgx 60 1 This this DT cord-290952-tbsccwgx 60 2 infection infection NN cord-290952-tbsccwgx 60 3 is be VBZ cord-290952-tbsccwgx 60 4 even even RB cord-290952-tbsccwgx 60 5 more more RBR cord-290952-tbsccwgx 60 6 devastating devastating JJ cord-290952-tbsccwgx 60 7 in in IN cord-290952-tbsccwgx 60 8 Pakistan Pakistan NNP cord-290952-tbsccwgx 60 9 because because IN cord-290952-tbsccwgx 60 10 the the DT cord-290952-tbsccwgx 60 11 implementation implementation NN cord-290952-tbsccwgx 60 12 of of IN cord-290952-tbsccwgx 60 13 non non JJ cord-290952-tbsccwgx 60 14 - - JJ cord-290952-tbsccwgx 60 15 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 60 16 interventions intervention NNS cord-290952-tbsccwgx 60 17 i.e. i.e. FW cord-290952-tbsccwgx 60 18 , , , cord-290952-tbsccwgx 60 19 make make VBP cord-290952-tbsccwgx 60 20 social social NN cord-290952-tbsccwgx 60 21 - - HYPH cord-290952-tbsccwgx 60 22 distancing distancing NN cord-290952-tbsccwgx 60 23 and and CC cord-290952-tbsccwgx 60 24 community community NN cord-290952-tbsccwgx 60 25 lockdowns lockdown NNS cord-290952-tbsccwgx 60 26 are be VBP cord-290952-tbsccwgx 60 27 certainly certainly RB cord-290952-tbsccwgx 60 28 very very RB cord-290952-tbsccwgx 60 29 tough tough JJ cord-290952-tbsccwgx 60 30 for for IN cord-290952-tbsccwgx 60 31 a a DT cord-290952-tbsccwgx 60 32 society society NN cord-290952-tbsccwgx 60 33 like like IN cord-290952-tbsccwgx 60 34 Pakistan Pakistan NNP cord-290952-tbsccwgx 60 35 . . . cord-290952-tbsccwgx 61 1 The the DT cord-290952-tbsccwgx 61 2 government government NN cord-290952-tbsccwgx 61 3 is be VBZ cord-290952-tbsccwgx 61 4 unable unable JJ cord-290952-tbsccwgx 61 5 to to TO cord-290952-tbsccwgx 61 6 afford afford VB cord-290952-tbsccwgx 61 7 a a DT cord-290952-tbsccwgx 61 8 strict strict JJ cord-290952-tbsccwgx 61 9 nationwide nationwide JJ cord-290952-tbsccwgx 61 10 lockdown lockdown NN cord-290952-tbsccwgx 61 11 . . . cord-290952-tbsccwgx 62 1 The the DT cord-290952-tbsccwgx 62 2 COVID-19 covid-19 JJ cord-290952-tbsccwgx 62 3 first first JJ cord-290952-tbsccwgx 62 4 case case NN cord-290952-tbsccwgx 62 5 was be VBD cord-290952-tbsccwgx 62 6 reported report VBN cord-290952-tbsccwgx 62 7 on on IN cord-290952-tbsccwgx 62 8 26 26 CD cord-290952-tbsccwgx 62 9 February February NNP cord-290952-tbsccwgx 62 10 2020 2020 CD cord-290952-tbsccwgx 62 11 in in IN cord-290952-tbsccwgx 62 12 Karachi Karachi NNP cord-290952-tbsccwgx 62 13 which which WDT cord-290952-tbsccwgx 62 14 was be VBD cord-290952-tbsccwgx 62 15 a a DT cord-290952-tbsccwgx 62 16 student student NN cord-290952-tbsccwgx 62 17 come come VB cord-290952-tbsccwgx 62 18 back back RB cord-290952-tbsccwgx 62 19 from from IN cord-290952-tbsccwgx 62 20 Iran Iran NNP cord-290952-tbsccwgx 62 21 . . . cord-290952-tbsccwgx 63 1 Later later RB cord-290952-tbsccwgx 63 2 , , , cord-290952-tbsccwgx 63 3 only only RB cord-290952-tbsccwgx 63 4 within within IN cord-290952-tbsccwgx 63 5 three three CD cord-290952-tbsccwgx 63 6 weeks week NNS cord-290952-tbsccwgx 63 7 , , , cord-290952-tbsccwgx 63 8 the the DT cord-290952-tbsccwgx 63 9 infection infection NN cord-290952-tbsccwgx 63 10 spread spread VBD cord-290952-tbsccwgx 63 11 in in IN cord-290952-tbsccwgx 63 12 all all DT cord-290952-tbsccwgx 63 13 four four CD cord-290952-tbsccwgx 63 14 provinces province NNS cord-290952-tbsccwgx 63 15 , , , cord-290952-tbsccwgx 63 16 Gilgit Gilgit NNP cord-290952-tbsccwgx 63 17 - - HYPH cord-290952-tbsccwgx 63 18 Baltistan Baltistan NNP cord-290952-tbsccwgx 63 19 , , , cord-290952-tbsccwgx 63 20 Azad Azad NNP cord-290952-tbsccwgx 63 21 Jammu Jammu NNP cord-290952-tbsccwgx 63 22 and and CC cord-290952-tbsccwgx 63 23 Kashmir Kashmir NNP cord-290952-tbsccwgx 63 24 , , , cord-290952-tbsccwgx 63 25 and and CC cord-290952-tbsccwgx 63 26 the the DT cord-290952-tbsccwgx 63 27 federal federal JJ cord-290952-tbsccwgx 63 28 territory territory NN cord-290952-tbsccwgx 63 29 of of IN cord-290952-tbsccwgx 63 30 Islamabad Islamabad NNP cord-290952-tbsccwgx 63 31 . . . cord-290952-tbsccwgx 64 1 The the DT cord-290952-tbsccwgx 64 2 total total JJ cord-290952-tbsccwgx 64 3 number number NN cord-290952-tbsccwgx 64 4 of of IN cord-290952-tbsccwgx 64 5 confirmed confirm VBN cord-290952-tbsccwgx 64 6 infected infected JJ cord-290952-tbsccwgx 64 7 cases case NNS cord-290952-tbsccwgx 64 8 raised raise VBN cord-290952-tbsccwgx 64 9 to to IN cord-290952-tbsccwgx 64 10 2291 2291 CD cord-290952-tbsccwgx 64 11 across across IN cord-290952-tbsccwgx 64 12 the the DT cord-290952-tbsccwgx 64 13 nation nation NN cord-290952-tbsccwgx 64 14 and and CC cord-290952-tbsccwgx 64 15 252 252 CD cord-290952-tbsccwgx 64 16 new new JJ cord-290952-tbsccwgx 64 17 cases case NNS cord-290952-tbsccwgx 64 18 were be VBD cord-290952-tbsccwgx 64 19 reported report VBN cord-290952-tbsccwgx 64 20 on on IN cord-290952-tbsccwgx 64 21 1 1 CD cord-290952-tbsccwgx 64 22 April April NNP cord-290952-tbsccwgx 64 23 . . . cord-290952-tbsccwgx 65 1 Due due IN cord-290952-tbsccwgx 65 2 to to IN cord-290952-tbsccwgx 65 3 the the DT cord-290952-tbsccwgx 65 4 rapid rapid JJ cord-290952-tbsccwgx 65 5 growth growth NN cord-290952-tbsccwgx 65 6 of of IN cord-290952-tbsccwgx 65 7 infected infected JJ cord-290952-tbsccwgx 65 8 people people NNS cord-290952-tbsccwgx 65 9 across across IN cord-290952-tbsccwgx 65 10 the the DT cord-290952-tbsccwgx 65 11 country country NN cord-290952-tbsccwgx 65 12 the the DT cord-290952-tbsccwgx 65 13 government government NN cord-290952-tbsccwgx 65 14 of of IN cord-290952-tbsccwgx 65 15 Pakistan Pakistan NNP cord-290952-tbsccwgx 65 16 decided decide VBD cord-290952-tbsccwgx 65 17 to to TO cord-290952-tbsccwgx 65 18 put put VB cord-290952-tbsccwgx 65 19 the the DT cord-290952-tbsccwgx 65 20 whole whole JJ cord-290952-tbsccwgx 65 21 nation nation NN cord-290952-tbsccwgx 65 22 under under IN cord-290952-tbsccwgx 65 23 strict strict JJ cord-290952-tbsccwgx 65 24 lockdown lockdown NN cord-290952-tbsccwgx 65 25 and and CC cord-290952-tbsccwgx 65 26 later later RB cord-290952-tbsccwgx 65 27 extended extend VBN cord-290952-tbsccwgx 65 28 twice twice RB cord-290952-tbsccwgx 65 29 until until IN cord-290952-tbsccwgx 65 30 9 9 CD cord-290952-tbsccwgx 65 31 May May NNP cord-290952-tbsccwgx 65 32 , , , cord-290952-tbsccwgx 65 33 due due IN cord-290952-tbsccwgx 65 34 to to IN cord-290952-tbsccwgx 65 35 a a DT cord-290952-tbsccwgx 65 36 worse bad JJR cord-290952-tbsccwgx 65 37 situation situation NN cord-290952-tbsccwgx 65 38 . . . cord-290952-tbsccwgx 66 1 Currently currently RB cord-290952-tbsccwgx 66 2 , , , cord-290952-tbsccwgx 66 3 the the DT cord-290952-tbsccwgx 66 4 situation situation NN cord-290952-tbsccwgx 66 5 in in IN cord-290952-tbsccwgx 66 6 Pakistan Pakistan NNP cord-290952-tbsccwgx 66 7 is be VBZ cord-290952-tbsccwgx 66 8 worse bad JJR cord-290952-tbsccwgx 66 9 and and CC cord-290952-tbsccwgx 66 10 the the DT cord-290952-tbsccwgx 66 11 number number NN cord-290952-tbsccwgx 66 12 of of IN cord-290952-tbsccwgx 66 13 confirmed confirm VBN cord-290952-tbsccwgx 66 14 cases case NNS cord-290952-tbsccwgx 66 15 crossed cross VBD cord-290952-tbsccwgx 66 16 the the DT cord-290952-tbsccwgx 66 17 cases case NNS cord-290952-tbsccwgx 66 18 reported report VBN cord-290952-tbsccwgx 66 19 in in IN cord-290952-tbsccwgx 66 20 mainland mainland NN cord-290952-tbsccwgx 66 21 China China NNP cord-290952-tbsccwgx 66 22 . . . cord-290952-tbsccwgx 67 1 Pakistan Pakistan NNP cord-290952-tbsccwgx 67 2 is be VBZ cord-290952-tbsccwgx 67 3 placed place VBN cord-290952-tbsccwgx 67 4 17th 17th NN cord-290952-tbsccwgx 67 5 in in IN cord-290952-tbsccwgx 67 6 the the DT cord-290952-tbsccwgx 67 7 list list NN cord-290952-tbsccwgx 67 8 of of IN cord-290952-tbsccwgx 67 9 highly highly RB cord-290952-tbsccwgx 67 10 reported report VBN cord-290952-tbsccwgx 67 11 infected infected JJ cord-290952-tbsccwgx 67 12 cases case NNS cord-290952-tbsccwgx 67 13 and and CC cord-290952-tbsccwgx 67 14 deaths death NNS cord-290952-tbsccwgx 67 15 by by IN cord-290952-tbsccwgx 67 16 countries country NNS cord-290952-tbsccwgx 67 17 , , , cord-290952-tbsccwgx 67 18 territories territory NNS cord-290952-tbsccwgx 67 19 , , , cord-290952-tbsccwgx 67 20 or or CC cord-290952-tbsccwgx 67 21 areas area NNS cord-290952-tbsccwgx 67 22 [ [ -LRB- cord-290952-tbsccwgx 67 23 5 5 CD cord-290952-tbsccwgx 67 24 , , , cord-290952-tbsccwgx 67 25 6 6 CD cord-290952-tbsccwgx 67 26 ] ] -RRB- cord-290952-tbsccwgx 67 27 with with IN cord-290952-tbsccwgx 67 28 a a DT cord-290952-tbsccwgx 67 29 total total NN cord-290952-tbsccwgx 67 30 of of IN cord-290952-tbsccwgx 67 31 more more JJR cord-290952-tbsccwgx 67 32 than than IN cord-290952-tbsccwgx 67 33 100,000 100,000 CD cord-290952-tbsccwgx 67 34 confirmed confirm VBD cord-290952-tbsccwgx 67 35 COVID-19 covid-19 CD cord-290952-tbsccwgx 67 36 cases case NNS cord-290952-tbsccwgx 67 37 . . . cord-290952-tbsccwgx 68 1 About about RB cord-290952-tbsccwgx 68 2 31,000 31,000 CD cord-290952-tbsccwgx 68 3 patients patient NNS cord-290952-tbsccwgx 68 4 are be VBP cord-290952-tbsccwgx 68 5 fully fully RB cord-290952-tbsccwgx 68 6 recovered recover VBN cord-290952-tbsccwgx 68 7 and and CC cord-290952-tbsccwgx 68 8 1900 1900 CD cord-290952-tbsccwgx 68 9 people people NNS cord-290952-tbsccwgx 68 10 lost lose VBD cord-290952-tbsccwgx 68 11 their -PRON- PRP$ cord-290952-tbsccwgx 68 12 lives life NNS cord-290952-tbsccwgx 68 13 due due JJ cord-290952-tbsccwgx 68 14 to to IN cord-290952-tbsccwgx 68 15 this this DT cord-290952-tbsccwgx 68 16 deadly deadly JJ cord-290952-tbsccwgx 68 17 infection infection NN cord-290952-tbsccwgx 68 18 [ [ -LRB- cord-290952-tbsccwgx 68 19 7 7 CD cord-290952-tbsccwgx 68 20 , , , cord-290952-tbsccwgx 68 21 8 8 CD cord-290952-tbsccwgx 68 22 ] ] -RRB- cord-290952-tbsccwgx 68 23 . . . cord-290952-tbsccwgx 69 1 Mathematical mathematical JJ cord-290952-tbsccwgx 69 2 models model NNS cord-290952-tbsccwgx 69 3 are be VBP cord-290952-tbsccwgx 69 4 very very RB cord-290952-tbsccwgx 69 5 useful useful JJ cord-290952-tbsccwgx 69 6 in in IN cord-290952-tbsccwgx 69 7 helping help VBG cord-290952-tbsccwgx 69 8 us -PRON- PRP cord-290952-tbsccwgx 69 9 to to TO cord-290952-tbsccwgx 69 10 understand understand VB cord-290952-tbsccwgx 69 11 the the DT cord-290952-tbsccwgx 69 12 transmission transmission NN cord-290952-tbsccwgx 69 13 dynamics dynamic NNS cord-290952-tbsccwgx 69 14 and and CC cord-290952-tbsccwgx 69 15 control control NN cord-290952-tbsccwgx 69 16 of of IN cord-290952-tbsccwgx 69 17 emerging emerge VBG cord-290952-tbsccwgx 69 18 and and CC cord-290952-tbsccwgx 69 19 re re VB cord-290952-tbsccwgx 69 20 - - JJ cord-290952-tbsccwgx 69 21 emerging emerge VBG cord-290952-tbsccwgx 69 22 communicable communicable JJ cord-290952-tbsccwgx 69 23 diseases disease NNS cord-290952-tbsccwgx 69 24 . . . cord-290952-tbsccwgx 70 1 One one CD cord-290952-tbsccwgx 70 2 of of IN cord-290952-tbsccwgx 70 3 the the DT cord-290952-tbsccwgx 70 4 main main JJ cord-290952-tbsccwgx 70 5 challenges challenge NNS cord-290952-tbsccwgx 70 6 that that WDT cord-290952-tbsccwgx 70 7 mankind mankind NN cord-290952-tbsccwgx 70 8 is be VBZ cord-290952-tbsccwgx 70 9 facing face VBG cord-290952-tbsccwgx 70 10 nowadays nowadays RB cord-290952-tbsccwgx 70 11 is be VBZ cord-290952-tbsccwgx 70 12 predicting predict VBG cord-290952-tbsccwgx 70 13 the the DT cord-290952-tbsccwgx 70 14 severity severity NN cord-290952-tbsccwgx 70 15 and and CC cord-290952-tbsccwgx 70 16 suggest suggest VB cord-290952-tbsccwgx 70 17 suitable suitable JJ cord-290952-tbsccwgx 70 18 public public JJ cord-290952-tbsccwgx 70 19 health health NN cord-290952-tbsccwgx 70 20 intervention intervention NN cord-290952-tbsccwgx 70 21 strategies strategy NNS cord-290952-tbsccwgx 70 22 to to TO cord-290952-tbsccwgx 70 23 curtail curtail VB cord-290952-tbsccwgx 70 24 the the DT cord-290952-tbsccwgx 70 25 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 70 26 pandemic pandemic NN cord-290952-tbsccwgx 70 27 . . . cord-290952-tbsccwgx 71 1 Recently recently RB cord-290952-tbsccwgx 71 2 , , , cord-290952-tbsccwgx 71 3 a a DT cord-290952-tbsccwgx 71 4 number number NN cord-290952-tbsccwgx 71 5 of of IN cord-290952-tbsccwgx 71 6 mathematical mathematical JJ cord-290952-tbsccwgx 71 7 models model NNS cord-290952-tbsccwgx 71 8 have have VBP cord-290952-tbsccwgx 71 9 been be VBN cord-290952-tbsccwgx 71 10 proposed propose VBN cord-290952-tbsccwgx 71 11 to to TO cord-290952-tbsccwgx 71 12 explore explore VB cord-290952-tbsccwgx 71 13 the the DT cord-290952-tbsccwgx 71 14 transmission transmission NN cord-290952-tbsccwgx 71 15 patterns pattern NNS cord-290952-tbsccwgx 71 16 of of IN cord-290952-tbsccwgx 71 17 COVID-19 covid-19 JJ cord-290952-tbsccwgx 71 18 pandemic pandemic NN cord-290952-tbsccwgx 71 19 . . . cord-290952-tbsccwgx 72 1 In in IN cord-290952-tbsccwgx 72 2 [ [ -LRB- cord-290952-tbsccwgx 72 3 9 9 CD cord-290952-tbsccwgx 72 4 ] ] -RRB- cord-290952-tbsccwgx 72 5 , , , cord-290952-tbsccwgx 72 6 the the DT cord-290952-tbsccwgx 72 7 authors author NNS cord-290952-tbsccwgx 72 8 formulated formulate VBD cord-290952-tbsccwgx 72 9 a a DT cord-290952-tbsccwgx 72 10 deterministic deterministic JJ cord-290952-tbsccwgx 72 11 model model NN cord-290952-tbsccwgx 72 12 to to TO cord-290952-tbsccwgx 72 13 explore explore VB cord-290952-tbsccwgx 72 14 the the DT cord-290952-tbsccwgx 72 15 impact impact NN cord-290952-tbsccwgx 72 16 of of IN cord-290952-tbsccwgx 72 17 various various JJ cord-290952-tbsccwgx 72 18 public public JJ cord-290952-tbsccwgx 72 19 interventions intervention NNS cord-290952-tbsccwgx 72 20 on on IN cord-290952-tbsccwgx 72 21 the the DT cord-290952-tbsccwgx 72 22 dynamic dynamic JJ cord-290952-tbsccwgx 72 23 and and CC cord-290952-tbsccwgx 72 24 mitigation mitigation NN cord-290952-tbsccwgx 72 25 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 72 26 in in IN cord-290952-tbsccwgx 72 27 Ontario Ontario NNP cord-290952-tbsccwgx 72 28 , , , cord-290952-tbsccwgx 72 29 Canada Canada NNP cord-290952-tbsccwgx 72 30 . . . cord-290952-tbsccwgx 73 1 In in IN cord-290952-tbsccwgx 73 2 [ [ -LRB- cord-290952-tbsccwgx 73 3 10 10 CD cord-290952-tbsccwgx 73 4 ] ] -RRB- cord-290952-tbsccwgx 73 5 , , , cord-290952-tbsccwgx 73 6 a a DT cord-290952-tbsccwgx 73 7 mathematical mathematical JJ cord-290952-tbsccwgx 73 8 model model NN cord-290952-tbsccwgx 73 9 based base VBN cord-290952-tbsccwgx 73 10 on on IN cord-290952-tbsccwgx 73 11 nonlinear nonlinear JJ cord-290952-tbsccwgx 73 12 differential differential JJ cord-290952-tbsccwgx 73 13 equations equation NNS cord-290952-tbsccwgx 73 14 is be VBZ cord-290952-tbsccwgx 73 15 presented present VBN cord-290952-tbsccwgx 73 16 to to TO cord-290952-tbsccwgx 73 17 study study VB cord-290952-tbsccwgx 73 18 the the DT cord-290952-tbsccwgx 73 19 dynamics dynamic NNS cord-290952-tbsccwgx 73 20 of of IN cord-290952-tbsccwgx 73 21 COVID-19 covid-19 JJ cord-290952-tbsccwgx 73 22 infection infection NN cord-290952-tbsccwgx 73 23 in in IN cord-290952-tbsccwgx 73 24 highly highly RB cord-290952-tbsccwgx 73 25 affected affected JJ cord-290952-tbsccwgx 73 26 countries country NNS cord-290952-tbsccwgx 73 27 that that WDT cord-290952-tbsccwgx 73 28 are be VBP cord-290952-tbsccwgx 73 29 China China NNP cord-290952-tbsccwgx 73 30 , , , cord-290952-tbsccwgx 73 31 Italy Italy NNP cord-290952-tbsccwgx 73 32 , , , cord-290952-tbsccwgx 73 33 and and CC cord-290952-tbsccwgx 73 34 France France NNP cord-290952-tbsccwgx 73 35 . . . cord-290952-tbsccwgx 74 1 A a DT cord-290952-tbsccwgx 74 2 fractional fractional JJ cord-290952-tbsccwgx 74 3 - - HYPH cord-290952-tbsccwgx 74 4 order order NN cord-290952-tbsccwgx 74 5 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 74 6 model model NN cord-290952-tbsccwgx 74 7 with with IN cord-290952-tbsccwgx 74 8 the the DT cord-290952-tbsccwgx 74 9 Atangana Atangana NNP cord-290952-tbsccwgx 74 10 - - HYPH cord-290952-tbsccwgx 74 11 Bleanu Bleanu NNP cord-290952-tbsccwgx 74 12 - - HYPH cord-290952-tbsccwgx 74 13 Caputo Caputo NNP cord-290952-tbsccwgx 74 14 operator operator NN cord-290952-tbsccwgx 74 15 is be VBZ cord-290952-tbsccwgx 74 16 proposed propose VBN cord-290952-tbsccwgx 74 17 by by IN cord-290952-tbsccwgx 74 18 Khan Khan NNP cord-290952-tbsccwgx 74 19 and and CC cord-290952-tbsccwgx 74 20 Atangana Atangana NNP cord-290952-tbsccwgx 74 21 [ [ -LRB- cord-290952-tbsccwgx 74 22 11 11 CD cord-290952-tbsccwgx 74 23 ] ] -RRB- cord-290952-tbsccwgx 74 24 and and CC cord-290952-tbsccwgx 74 25 implemented implement VBD cord-290952-tbsccwgx 74 26 the the DT cord-290952-tbsccwgx 74 27 model model NN cord-290952-tbsccwgx 74 28 to to TO cord-290952-tbsccwgx 74 29 analyze analyze VB cord-290952-tbsccwgx 74 30 the the DT cord-290952-tbsccwgx 74 31 infection infection NN cord-290952-tbsccwgx 74 32 in in IN cord-290952-tbsccwgx 74 33 Wuhan Wuhan NNP cord-290952-tbsccwgx 74 34 . . . cord-290952-tbsccwgx 75 1 The the DT cord-290952-tbsccwgx 75 2 role role NN cord-290952-tbsccwgx 75 3 of of IN cord-290952-tbsccwgx 75 4 lockdown lockdown NN cord-290952-tbsccwgx 75 5 in in IN cord-290952-tbsccwgx 75 6 the the DT cord-290952-tbsccwgx 75 7 absence absence NN cord-290952-tbsccwgx 75 8 of of IN cord-290952-tbsccwgx 75 9 effective effective JJ cord-290952-tbsccwgx 75 10 vaccines vaccine NNS cord-290952-tbsccwgx 75 11 and and CC cord-290952-tbsccwgx 75 12 treatment treatment NN cord-290952-tbsccwgx 75 13 in in IN cord-290952-tbsccwgx 75 14 order order NN cord-290952-tbsccwgx 75 15 to to TO cord-290952-tbsccwgx 75 16 mitigate mitigate VB cord-290952-tbsccwgx 75 17 the the DT cord-290952-tbsccwgx 75 18 COVID-19 covid-19 JJ cord-290952-tbsccwgx 75 19 pandemic pandemic NN cord-290952-tbsccwgx 75 20 is be VBZ cord-290952-tbsccwgx 75 21 analyzed analyze VBN cord-290952-tbsccwgx 75 22 in in IN cord-290952-tbsccwgx 75 23 [ [ -LRB- cord-290952-tbsccwgx 75 24 12 12 CD cord-290952-tbsccwgx 75 25 ] ] -RRB- cord-290952-tbsccwgx 75 26 . . . cord-290952-tbsccwgx 76 1 The the DT cord-290952-tbsccwgx 76 2 author author NN cord-290952-tbsccwgx 76 3 has have VBZ cord-290952-tbsccwgx 76 4 used use VBN cord-290952-tbsccwgx 76 5 the the DT cord-290952-tbsccwgx 76 6 novel novel JJ cord-290952-tbsccwgx 76 7 fractional fractional JJ cord-290952-tbsccwgx 76 8 - - HYPH cord-290952-tbsccwgx 76 9 fractal fractal JJ cord-290952-tbsccwgx 76 10 operators operator NNS cord-290952-tbsccwgx 76 11 to to TO cord-290952-tbsccwgx 76 12 formulate formulate VB cord-290952-tbsccwgx 76 13 the the DT cord-290952-tbsccwgx 76 14 proposed propose VBN cord-290952-tbsccwgx 76 15 mathematical mathematical JJ cord-290952-tbsccwgx 76 16 model model NN cord-290952-tbsccwgx 76 17 [ [ -LRB- cord-290952-tbsccwgx 76 18 12 12 CD cord-290952-tbsccwgx 76 19 ] ] -RRB- cord-290952-tbsccwgx 76 20 . . . cord-290952-tbsccwgx 77 1 In in IN cord-290952-tbsccwgx 77 2 [ [ -LRB- cord-290952-tbsccwgx 77 3 13 13 CD cord-290952-tbsccwgx 77 4 ] ] -RRB- cord-290952-tbsccwgx 77 5 , , , cord-290952-tbsccwgx 77 6 a a DT cord-290952-tbsccwgx 77 7 transmission transmission NN cord-290952-tbsccwgx 77 8 model model NN cord-290952-tbsccwgx 77 9 is be VBZ cord-290952-tbsccwgx 77 10 formulated formulate VBN cord-290952-tbsccwgx 77 11 to to TO cord-290952-tbsccwgx 77 12 predict predict VB cord-290952-tbsccwgx 77 13 the the DT cord-290952-tbsccwgx 77 14 cumulative cumulative JJ cord-290952-tbsccwgx 77 15 COVID-19 covid-19 CD cord-290952-tbsccwgx 77 16 cases case NNS cord-290952-tbsccwgx 77 17 in in IN cord-290952-tbsccwgx 77 18 Italy Italy NNP cord-290952-tbsccwgx 77 19 , , , cord-290952-tbsccwgx 77 20 UK UK NNP cord-290952-tbsccwgx 77 21 , , , cord-290952-tbsccwgx 77 22 and and CC cord-290952-tbsccwgx 77 23 USA USA NNP cord-290952-tbsccwgx 77 24 . . . cord-290952-tbsccwgx 78 1 The the DT cord-290952-tbsccwgx 78 2 transmission transmission NN cord-290952-tbsccwgx 78 3 dynamics dynamic NNS cord-290952-tbsccwgx 78 4 of of IN cord-290952-tbsccwgx 78 5 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 78 6 in in IN cord-290952-tbsccwgx 78 7 Mexico Mexico NNP cord-290952-tbsccwgx 78 8 are be VBP cord-290952-tbsccwgx 78 9 studied study VBN cord-290952-tbsccwgx 78 10 using use VBG cord-290952-tbsccwgx 78 11 mathematical mathematical JJ cord-290952-tbsccwgx 78 12 and and CC cord-290952-tbsccwgx 78 13 computational computational JJ cord-290952-tbsccwgx 78 14 models model NNS cord-290952-tbsccwgx 78 15 in in IN cord-290952-tbsccwgx 78 16 [ [ -LRB- cord-290952-tbsccwgx 78 17 14 14 CD cord-290952-tbsccwgx 78 18 ] ] -RRB- cord-290952-tbsccwgx 78 19 . . . cord-290952-tbsccwgx 79 1 The the DT cord-290952-tbsccwgx 79 2 influence influence NN cord-290952-tbsccwgx 79 3 of of IN cord-290952-tbsccwgx 79 4 non non JJ cord-290952-tbsccwgx 79 5 - - JJ cord-290952-tbsccwgx 79 6 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 79 7 controls control NNS cord-290952-tbsccwgx 79 8 , , , cord-290952-tbsccwgx 79 9 including include VBG cord-290952-tbsccwgx 79 10 quarantine quarantine NN cord-290952-tbsccwgx 79 11 , , , cord-290952-tbsccwgx 79 12 hospitalization hospitalization NN cord-290952-tbsccwgx 79 13 or or CC cord-290952-tbsccwgx 79 14 self self NN cord-290952-tbsccwgx 79 15 - - HYPH cord-290952-tbsccwgx 79 16 isolation isolation NN cord-290952-tbsccwgx 79 17 , , , cord-290952-tbsccwgx 79 18 contact contact NN cord-290952-tbsccwgx 79 19 - - HYPH cord-290952-tbsccwgx 79 20 tracing tracing NN cord-290952-tbsccwgx 79 21 , , , cord-290952-tbsccwgx 79 22 and and CC cord-290952-tbsccwgx 79 23 the the DT cord-290952-tbsccwgx 79 24 use use NN cord-290952-tbsccwgx 79 25 of of IN cord-290952-tbsccwgx 79 26 a a DT cord-290952-tbsccwgx 79 27 face face NN cord-290952-tbsccwgx 79 28 mask mask NN cord-290952-tbsccwgx 79 29 on on IN cord-290952-tbsccwgx 79 30 the the DT cord-290952-tbsccwgx 79 31 dynamics dynamic NNS cord-290952-tbsccwgx 79 32 of of IN cord-290952-tbsccwgx 79 33 COVID-19 covid-19 JJ cord-290952-tbsccwgx 79 34 pandemic pandemic NN cord-290952-tbsccwgx 79 35 in in IN cord-290952-tbsccwgx 79 36 the the DT cord-290952-tbsccwgx 79 37 population population NN cord-290952-tbsccwgx 79 38 of of IN cord-290952-tbsccwgx 79 39 New New NNP cord-290952-tbsccwgx 79 40 York York NNP cord-290952-tbsccwgx 79 41 state state NN cord-290952-tbsccwgx 79 42 and and CC cord-290952-tbsccwgx 79 43 the the DT cord-290952-tbsccwgx 79 44 entire entire JJ cord-290952-tbsccwgx 79 45 USA USA NNP cord-290952-tbsccwgx 79 46 is be VBZ cord-290952-tbsccwgx 79 47 studied study VBN cord-290952-tbsccwgx 79 48 in in IN cord-290952-tbsccwgx 79 49 detail detail NN cord-290952-tbsccwgx 79 50 in in IN cord-290952-tbsccwgx 79 51 [ [ -LRB- cord-290952-tbsccwgx 79 52 15 15 CD cord-290952-tbsccwgx 79 53 ] ] -RRB- cord-290952-tbsccwgx 79 54 . . . cord-290952-tbsccwgx 80 1 The the DT cord-290952-tbsccwgx 80 2 present present JJ cord-290952-tbsccwgx 80 3 study study NN cord-290952-tbsccwgx 80 4 proposes propose VBZ cord-290952-tbsccwgx 80 5 a a DT cord-290952-tbsccwgx 80 6 new new JJ cord-290952-tbsccwgx 80 7 transmission transmission NN cord-290952-tbsccwgx 80 8 model model NN cord-290952-tbsccwgx 80 9 to to TO cord-290952-tbsccwgx 80 10 analyze analyze VB cord-290952-tbsccwgx 80 11 the the DT cord-290952-tbsccwgx 80 12 dynamics dynamic NNS cord-290952-tbsccwgx 80 13 and and CC cord-290952-tbsccwgx 80 14 impact impact NN cord-290952-tbsccwgx 80 15 of of IN cord-290952-tbsccwgx 80 16 non non JJ cord-290952-tbsccwgx 80 17 - - JJ cord-290952-tbsccwgx 80 18 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 80 19 interventions intervention NNS cord-290952-tbsccwgx 80 20 on on IN cord-290952-tbsccwgx 80 21 the the DT cord-290952-tbsccwgx 80 22 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 80 23 in in IN cord-290952-tbsccwgx 80 24 Pakistan Pakistan NNP cord-290952-tbsccwgx 80 25 . . . cord-290952-tbsccwgx 81 1 Initially initially RB cord-290952-tbsccwgx 81 2 , , , cord-290952-tbsccwgx 81 3 we -PRON- PRP cord-290952-tbsccwgx 81 4 develop develop VBP cord-290952-tbsccwgx 81 5 the the DT cord-290952-tbsccwgx 81 6 model model NN cord-290952-tbsccwgx 81 7 without without IN cord-290952-tbsccwgx 81 8 optimal optimal JJ cord-290952-tbsccwgx 81 9 control control NN cord-290952-tbsccwgx 81 10 variables variable NNS cord-290952-tbsccwgx 81 11 and and CC cord-290952-tbsccwgx 81 12 provide provide VB cord-290952-tbsccwgx 81 13 a a DT cord-290952-tbsccwgx 81 14 good good JJ cord-290952-tbsccwgx 81 15 fit fit NN cord-290952-tbsccwgx 81 16 to to IN cord-290952-tbsccwgx 81 17 the the DT cord-290952-tbsccwgx 81 18 reported report VBN cord-290952-tbsccwgx 81 19 cases case NNS cord-290952-tbsccwgx 81 20 and and CC cord-290952-tbsccwgx 81 21 then then RB cord-290952-tbsccwgx 81 22 estimate estimate VB cord-290952-tbsccwgx 81 23 the the DT cord-290952-tbsccwgx 81 24 model model NN cord-290952-tbsccwgx 81 25 parameters parameter NNS cord-290952-tbsccwgx 81 26 using use VBG cord-290952-tbsccwgx 81 27 a a DT cord-290952-tbsccwgx 81 28 nonlinear nonlinear JJ cord-290952-tbsccwgx 81 29 least least JJS cord-290952-tbsccwgx 81 30 square square JJ cord-290952-tbsccwgx 81 31 curve curve NN cord-290952-tbsccwgx 81 32 fitting fitting NN cord-290952-tbsccwgx 81 33 approach approach NN cord-290952-tbsccwgx 81 34 . . . cord-290952-tbsccwgx 82 1 Further further RB cord-290952-tbsccwgx 82 2 , , , cord-290952-tbsccwgx 82 3 the the DT cord-290952-tbsccwgx 82 4 model model NN cord-290952-tbsccwgx 82 5 is be VBZ cord-290952-tbsccwgx 82 6 reformulated reformulate VBN cord-290952-tbsccwgx 82 7 by by IN cord-290952-tbsccwgx 82 8 adding add VBG cord-290952-tbsccwgx 82 9 two two CD cord-290952-tbsccwgx 82 10 times time NNS cord-290952-tbsccwgx 82 11 dependent dependent JJ cord-290952-tbsccwgx 82 12 control control NN cord-290952-tbsccwgx 82 13 variables variable NNS cord-290952-tbsccwgx 82 14 . . . cord-290952-tbsccwgx 83 1 The the DT cord-290952-tbsccwgx 83 2 rest rest NN cord-290952-tbsccwgx 83 3 of of IN cord-290952-tbsccwgx 83 4 the the DT cord-290952-tbsccwgx 83 5 manuscript manuscript NN cord-290952-tbsccwgx 83 6 is be VBZ cord-290952-tbsccwgx 83 7 organized organize VBN cord-290952-tbsccwgx 83 8 as as IN cord-290952-tbsccwgx 83 9 : : : cord-290952-tbsccwgx 83 10 The the DT cord-290952-tbsccwgx 83 11 mathematical mathematical JJ cord-290952-tbsccwgx 83 12 formulation formulation NN cord-290952-tbsccwgx 83 13 of of IN cord-290952-tbsccwgx 83 14 the the DT cord-290952-tbsccwgx 83 15 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 83 16 model model NN cord-290952-tbsccwgx 83 17 is be VBZ cord-290952-tbsccwgx 83 18 presented present VBN cord-290952-tbsccwgx 83 19 in in IN cord-290952-tbsccwgx 83 20 section section NN cord-290952-tbsccwgx 83 21 2 2 CD cord-290952-tbsccwgx 83 22 . . . cord-290952-tbsccwgx 84 1 Basic basic JJ cord-290952-tbsccwgx 84 2 mathematical mathematical JJ cord-290952-tbsccwgx 84 3 analysis analysis NN cord-290952-tbsccwgx 84 4 , , , cord-290952-tbsccwgx 84 5 including include VBG cord-290952-tbsccwgx 84 6 stability stability NN cord-290952-tbsccwgx 84 7 results result NNS cord-290952-tbsccwgx 84 8 of of IN cord-290952-tbsccwgx 84 9 disease disease NN cord-290952-tbsccwgx 84 10 - - HYPH cord-290952-tbsccwgx 84 11 free free JJ cord-290952-tbsccwgx 84 12 equilibrium equilibrium NN cord-290952-tbsccwgx 84 13 is be VBZ cord-290952-tbsccwgx 84 14 explored explore VBN cord-290952-tbsccwgx 84 15 in in IN cord-290952-tbsccwgx 84 16 section section NN cord-290952-tbsccwgx 84 17 3 3 CD cord-290952-tbsccwgx 84 18 . . . cord-290952-tbsccwgx 85 1 The the DT cord-290952-tbsccwgx 85 2 model model NN cord-290952-tbsccwgx 85 3 fitting fitting NN cord-290952-tbsccwgx 85 4 to to IN cord-290952-tbsccwgx 85 5 reported report VBN cord-290952-tbsccwgx 85 6 cases case NNS cord-290952-tbsccwgx 85 7 and and CC cord-290952-tbsccwgx 85 8 estimation estimation NN cord-290952-tbsccwgx 85 9 of of IN cord-290952-tbsccwgx 85 10 parameters parameter NNS cord-290952-tbsccwgx 85 11 is be VBZ cord-290952-tbsccwgx 85 12 done do VBN cord-290952-tbsccwgx 85 13 in in IN cord-290952-tbsccwgx 85 14 section section NN cord-290952-tbsccwgx 85 15 4 4 CD cord-290952-tbsccwgx 85 16 . . . cord-290952-tbsccwgx 86 1 The the DT cord-290952-tbsccwgx 86 2 simulation simulation NN cord-290952-tbsccwgx 86 3 results result VBZ cord-290952-tbsccwgx 86 4 of of IN cord-290952-tbsccwgx 86 5 without without IN cord-290952-tbsccwgx 86 6 optimal optimal JJ cord-290952-tbsccwgx 86 7 control control NN cord-290952-tbsccwgx 86 8 model model NN cord-290952-tbsccwgx 86 9 are be VBP cord-290952-tbsccwgx 86 10 shown show VBN cord-290952-tbsccwgx 86 11 in in IN cord-290952-tbsccwgx 86 12 section section NN cord-290952-tbsccwgx 86 13 5 5 CD cord-290952-tbsccwgx 86 14 . . . cord-290952-tbsccwgx 87 1 The the DT cord-290952-tbsccwgx 87 2 global global JJ cord-290952-tbsccwgx 87 3 sensitivity sensitivity NN cord-290952-tbsccwgx 87 4 analysis analysis NN cord-290952-tbsccwgx 87 5 and and CC cord-290952-tbsccwgx 87 6 its -PRON- PRP$ cord-290952-tbsccwgx 87 7 graphical graphical JJ cord-290952-tbsccwgx 87 8 interpretation interpretation NN cord-290952-tbsccwgx 87 9 are be VBP cord-290952-tbsccwgx 87 10 depicted depict VBN cord-290952-tbsccwgx 87 11 in in IN cord-290952-tbsccwgx 87 12 section section NN cord-290952-tbsccwgx 87 13 6 6 CD cord-290952-tbsccwgx 87 14 . . . cord-290952-tbsccwgx 88 1 The the DT cord-290952-tbsccwgx 88 2 optimal optimal JJ cord-290952-tbsccwgx 88 3 control control NN cord-290952-tbsccwgx 88 4 problem problem NN cord-290952-tbsccwgx 88 5 and and CC cord-290952-tbsccwgx 88 6 its -PRON- PRP$ cord-290952-tbsccwgx 88 7 analysis analysis NN cord-290952-tbsccwgx 88 8 of of IN cord-290952-tbsccwgx 88 9 the the DT cord-290952-tbsccwgx 88 10 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 88 11 infection infection NN cord-290952-tbsccwgx 88 12 is be VBZ cord-290952-tbsccwgx 88 13 presented present VBN cord-290952-tbsccwgx 88 14 in in IN cord-290952-tbsccwgx 88 15 7 7 CD cord-290952-tbsccwgx 88 16 . . . cord-290952-tbsccwgx 89 1 Finally finally RB cord-290952-tbsccwgx 89 2 , , , cord-290952-tbsccwgx 89 3 a a DT cord-290952-tbsccwgx 89 4 brief brief JJ cord-290952-tbsccwgx 89 5 concluding conclude VBG cord-290952-tbsccwgx 89 6 remarks remark NNS cord-290952-tbsccwgx 89 7 are be VBP cord-290952-tbsccwgx 89 8 given give VBN cord-290952-tbsccwgx 89 9 section section NN cord-290952-tbsccwgx 89 10 in in IN cord-290952-tbsccwgx 89 11 8 8 CD cord-290952-tbsccwgx 89 12 . . . cord-290952-tbsccwgx 90 1 This this DT cord-290952-tbsccwgx 90 2 section section NN cord-290952-tbsccwgx 90 3 presents present VBZ cord-290952-tbsccwgx 90 4 a a DT cord-290952-tbsccwgx 90 5 brief brief JJ cord-290952-tbsccwgx 90 6 description description NN cord-290952-tbsccwgx 90 7 of of IN cord-290952-tbsccwgx 90 8 the the DT cord-290952-tbsccwgx 90 9 proposed propose VBN cord-290952-tbsccwgx 90 10 model model NN cord-290952-tbsccwgx 90 11 to to TO cord-290952-tbsccwgx 90 12 study study VB cord-290952-tbsccwgx 90 13 the the DT cord-290952-tbsccwgx 90 14 dynamics dynamic NNS cord-290952-tbsccwgx 90 15 and and CC cord-290952-tbsccwgx 90 16 possible possible JJ cord-290952-tbsccwgx 90 17 control control NN cord-290952-tbsccwgx 90 18 of of IN cord-290952-tbsccwgx 90 19 the the DT cord-290952-tbsccwgx 90 20 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 90 21 pandemic pandemic NN cord-290952-tbsccwgx 90 22 . . . cord-290952-tbsccwgx 91 1 The the DT cord-290952-tbsccwgx 91 2 model model NN cord-290952-tbsccwgx 91 3 is be VBZ cord-290952-tbsccwgx 91 4 developed develop VBN cord-290952-tbsccwgx 91 5 by by IN cord-290952-tbsccwgx 91 6 dividing divide VBG cord-290952-tbsccwgx 91 7 the the DT cord-290952-tbsccwgx 91 8 whole whole JJ cord-290952-tbsccwgx 91 9 human human JJ cord-290952-tbsccwgx 91 10 population population NN cord-290952-tbsccwgx 91 11 at at IN cord-290952-tbsccwgx 91 12 any any DT cord-290952-tbsccwgx 91 13 time time NN cord-290952-tbsccwgx 91 14 t t NN cord-290952-tbsccwgx 91 15 , , , cord-290952-tbsccwgx 91 16 denoted denote VBN cord-290952-tbsccwgx 91 17 by by IN cord-290952-tbsccwgx 91 18 N N NNP cord-290952-tbsccwgx 91 19 ( ( -LRB- cord-290952-tbsccwgx 91 20 t t NN cord-290952-tbsccwgx 91 21 ) ) -RRB- cord-290952-tbsccwgx 91 22 into into IN cord-290952-tbsccwgx 91 23 eight eight CD cord-290952-tbsccwgx 91 24 mutually mutually RB cord-290952-tbsccwgx 91 25 exclusive exclusive JJ cord-290952-tbsccwgx 91 26 sub sub NN cord-290952-tbsccwgx 91 27 - - NNS cord-290952-tbsccwgx 91 28 groups group NNS cord-290952-tbsccwgx 91 29 depending depend VBG cord-290952-tbsccwgx 91 30 on on IN cord-290952-tbsccwgx 91 31 the the DT cord-290952-tbsccwgx 91 32 disease disease NN cord-290952-tbsccwgx 91 33 status status NN cord-290952-tbsccwgx 91 34 . . . cord-290952-tbsccwgx 92 1 These these DT cord-290952-tbsccwgx 92 2 sub sub NN cord-290952-tbsccwgx 92 3 - - NNS cord-290952-tbsccwgx 92 4 groups group NNS cord-290952-tbsccwgx 92 5 are be VBP cord-290952-tbsccwgx 92 6 susceptible susceptible JJ cord-290952-tbsccwgx 92 7 S(t S(t NNPS cord-290952-tbsccwgx 92 8 ) ) -RRB- cord-290952-tbsccwgx 92 9 , , , cord-290952-tbsccwgx 92 10 exposed expose VBN cord-290952-tbsccwgx 92 11 or or CC cord-290952-tbsccwgx 92 12 latent latent JJ cord-290952-tbsccwgx 92 13 E(t E(t NNP cord-290952-tbsccwgx 92 14 ) ) -RRB- cord-290952-tbsccwgx 92 15 , , , cord-290952-tbsccwgx 92 16 infected infect VBN cord-290952-tbsccwgx 92 17 with with IN cord-290952-tbsccwgx 92 18 the the DT cord-290952-tbsccwgx 92 19 disease disease NN cord-290952-tbsccwgx 92 20 symptoms symptom NNS cord-290952-tbsccwgx 92 21 ( ( -LRB- cord-290952-tbsccwgx 92 22 or or CC cord-290952-tbsccwgx 92 23 symptomatically symptomatically RB cord-290952-tbsccwgx 92 24 infectious infectious JJ cord-290952-tbsccwgx 92 25 ) ) -RRB- cord-290952-tbsccwgx 92 26 I(t I(t NNP cord-290952-tbsccwgx 92 27 ) ) -RRB- cord-290952-tbsccwgx 92 28 , , , cord-290952-tbsccwgx 92 29 asymptotically asymptotically RB cord-290952-tbsccwgx 92 30 infectious infectious JJ cord-290952-tbsccwgx 92 31 having have VBG cord-290952-tbsccwgx 92 32 no no DT cord-290952-tbsccwgx 92 33 clinical clinical JJ cord-290952-tbsccwgx 92 34 symptoms symptom NNS cord-290952-tbsccwgx 92 35 I -PRON- PRP cord-290952-tbsccwgx 92 36 a a VBP cord-290952-tbsccwgx 92 37 ( ( -LRB- cord-290952-tbsccwgx 92 38 t t NN cord-290952-tbsccwgx 92 39 ) ) -RRB- cord-290952-tbsccwgx 92 40 , , , cord-290952-tbsccwgx 92 41 quarantined quarantine VBD cord-290952-tbsccwgx 92 42 Q(t Q(t NNP cord-290952-tbsccwgx 92 43 ) ) -RRB- cord-290952-tbsccwgx 92 44 , , , cord-290952-tbsccwgx 92 45 hospitalized hospitalize VBN cord-290952-tbsccwgx 92 46 I -PRON- PRP cord-290952-tbsccwgx 92 47 h h NN cord-290952-tbsccwgx 92 48 ( ( -LRB- cord-290952-tbsccwgx 92 49 t t NN cord-290952-tbsccwgx 92 50 ) ) -RRB- cord-290952-tbsccwgx 92 51 , , , cord-290952-tbsccwgx 92 52 critically critically RB cord-290952-tbsccwgx 92 53 infected infected JJ cord-290952-tbsccwgx 92 54 ( ( -LRB- cord-290952-tbsccwgx 92 55 or or CC cord-290952-tbsccwgx 92 56 intensive intensive JJ cord-290952-tbsccwgx 92 57 care care NN cord-290952-tbsccwgx 92 58 ) ) -RRB- cord-290952-tbsccwgx 92 59 patients patient NNS cord-290952-tbsccwgx 92 60 I -PRON- PRP cord-290952-tbsccwgx 92 61 c c NN cord-290952-tbsccwgx 92 62 ( ( -LRB- cord-290952-tbsccwgx 92 63 t t NNP cord-290952-tbsccwgx 92 64 ) ) -RRB- cord-290952-tbsccwgx 92 65 and and CC cord-290952-tbsccwgx 92 66 the the DT cord-290952-tbsccwgx 92 67 recovered recover VBN cord-290952-tbsccwgx 92 68 / / SYM cord-290952-tbsccwgx 92 69 removed remove VBD cord-290952-tbsccwgx 92 70 individuals individual NNS cord-290952-tbsccwgx 92 71 R(t R(t NNP cord-290952-tbsccwgx 92 72 ) ) -RRB- cord-290952-tbsccwgx 92 73 , , , cord-290952-tbsccwgx 92 74 so so IN cord-290952-tbsccwgx 92 75 that that IN cord-290952-tbsccwgx 92 76 The the DT cord-290952-tbsccwgx 92 77 infected infected JJ cord-290952-tbsccwgx 92 78 individuals individual NNS cord-290952-tbsccwgx 92 79 showing show VBG cord-290952-tbsccwgx 92 80 mild mild JJ cord-290952-tbsccwgx 92 81 symptoms symptom NNS cord-290952-tbsccwgx 92 82 of of IN cord-290952-tbsccwgx 92 83 the the DT cord-290952-tbsccwgx 92 84 disease disease NN cord-290952-tbsccwgx 92 85 are be VBP cord-290952-tbsccwgx 92 86 also also RB cord-290952-tbsccwgx 92 87 placed place VBN cord-290952-tbsccwgx 92 88 in in IN cord-290952-tbsccwgx 92 89 the the DT cord-290952-tbsccwgx 92 90 epidemiological epidemiological JJ cord-290952-tbsccwgx 92 91 class class NN cord-290952-tbsccwgx 93 1 I -PRON- PRP cord-290952-tbsccwgx 93 2 a a DT cord-290952-tbsccwgx 93 3 ( ( -LRB- cord-290952-tbsccwgx 93 4 t t NN cord-290952-tbsccwgx 93 5 ) ) -RRB- cord-290952-tbsccwgx 93 6 . . . cord-290952-tbsccwgx 94 1 The the DT cord-290952-tbsccwgx 94 2 quarantine quarantine NN cord-290952-tbsccwgx 94 3 and and CC cord-290952-tbsccwgx 94 4 isolation isolation NN cord-290952-tbsccwgx 94 5 should should MD cord-290952-tbsccwgx 94 6 be be VB cord-290952-tbsccwgx 94 7 either either CC cord-290952-tbsccwgx 94 8 at at IN cord-290952-tbsccwgx 94 9 home home NN cord-290952-tbsccwgx 94 10 or or CC cord-290952-tbsccwgx 94 11 the the DT cord-290952-tbsccwgx 94 12 specific specific JJ cord-290952-tbsccwgx 94 13 centers center NNS cord-290952-tbsccwgx 94 14 or or CC cord-290952-tbsccwgx 94 15 hospitals hospital NNS cord-290952-tbsccwgx 94 16 designated designate VBN cord-290952-tbsccwgx 94 17 by by IN cord-290952-tbsccwgx 94 18 the the DT cord-290952-tbsccwgx 94 19 government government NN cord-290952-tbsccwgx 94 20 . . . cord-290952-tbsccwgx 95 1 Further further RB cord-290952-tbsccwgx 95 2 , , , cord-290952-tbsccwgx 95 3 the the DT cord-290952-tbsccwgx 95 4 group group NN cord-290952-tbsccwgx 95 5 I -PRON- PRP cord-290952-tbsccwgx 95 6 h h NN cord-290952-tbsccwgx 95 7 stand stand NN cord-290952-tbsccwgx 95 8 for for IN cord-290952-tbsccwgx 95 9 the the DT cord-290952-tbsccwgx 95 10 patients patient NNS cord-290952-tbsccwgx 95 11 admitted admit VBN cord-290952-tbsccwgx 95 12 into into IN cord-290952-tbsccwgx 95 13 hospital hospital NN cord-290952-tbsccwgx 95 14 also also RB cord-290952-tbsccwgx 95 15 contains contain VBZ cord-290952-tbsccwgx 95 16 those those DT cord-290952-tbsccwgx 95 17 with with IN cord-290952-tbsccwgx 95 18 clinical clinical JJ cord-290952-tbsccwgx 95 19 symptoms symptom NNS cord-290952-tbsccwgx 95 20 of of IN cord-290952-tbsccwgx 95 21 the the DT cord-290952-tbsccwgx 95 22 disease disease NN cord-290952-tbsccwgx 95 23 who who WP cord-290952-tbsccwgx 95 24 are be VBP cord-290952-tbsccwgx 95 25 self self NN cord-290952-tbsccwgx 95 26 - - HYPH cord-290952-tbsccwgx 95 27 isolating isolate VBG cord-290952-tbsccwgx 95 28 at at IN cord-290952-tbsccwgx 95 29 home home NN cord-290952-tbsccwgx 95 30 . . . cord-290952-tbsccwgx 96 1 We -PRON- PRP cord-290952-tbsccwgx 96 2 further further RB cord-290952-tbsccwgx 96 3 assume assume VBP cord-290952-tbsccwgx 96 4 that that IN cord-290952-tbsccwgx 96 5 hospitalized hospitalize VBN cord-290952-tbsccwgx 96 6 people people NNS cord-290952-tbsccwgx 96 7 may may MD cord-290952-tbsccwgx 96 8 also also RB cord-290952-tbsccwgx 96 9 transmit transmit VB cord-290952-tbsccwgx 96 10 the the DT cord-290952-tbsccwgx 96 11 infection infection NN cord-290952-tbsccwgx 96 12 after after IN cord-290952-tbsccwgx 96 13 interacting interact VBG cord-290952-tbsccwgx 96 14 with with IN cord-290952-tbsccwgx 96 15 susceptible susceptible JJ cord-290952-tbsccwgx 96 16 people people NNS cord-290952-tbsccwgx 96 17 . . . cord-290952-tbsccwgx 97 1 The the DT cord-290952-tbsccwgx 97 2 transmission transmission NN cord-290952-tbsccwgx 97 3 dynamics dynamic NNS cord-290952-tbsccwgx 97 4 of of IN cord-290952-tbsccwgx 97 5 the the DT cord-290952-tbsccwgx 97 6 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 97 7 disease disease NN cord-290952-tbsccwgx 97 8 is be VBZ cord-290952-tbsccwgx 97 9 expressed express VBN cord-290952-tbsccwgx 97 10 through through IN cord-290952-tbsccwgx 97 11 the the DT cord-290952-tbsccwgx 97 12 following follow VBG cord-290952-tbsccwgx 97 13 system system NN cord-290952-tbsccwgx 97 14 of of IN cord-290952-tbsccwgx 97 15 the the DT cord-290952-tbsccwgx 97 16 nonlinear nonlinear JJ cord-290952-tbsccwgx 97 17 differential differential JJ cord-290952-tbsccwgx 97 18 equation equation NN cord-290952-tbsccwgx 97 19 : : : cord-290952-tbsccwgx 97 20 ( ( -LRB- cord-290952-tbsccwgx 97 21 1 1 LS cord-290952-tbsccwgx 97 22 ) ) -RRB- cord-290952-tbsccwgx 98 1 The the DT cord-290952-tbsccwgx 98 2 corresponding correspond VBG cord-290952-tbsccwgx 98 3 initial initial JJ cord-290952-tbsccwgx 98 4 conditions condition NNS cord-290952-tbsccwgx 98 5 are be VBP cord-290952-tbsccwgx 98 6 The the DT cord-290952-tbsccwgx 98 7 birth birth NN cord-290952-tbsccwgx 98 8 rate rate NN cord-290952-tbsccwgx 98 9 is be VBZ cord-290952-tbsccwgx 98 10 denoted denote VBN cord-290952-tbsccwgx 98 11 by by IN cord-290952-tbsccwgx 98 12 Λ Λ NNP cord-290952-tbsccwgx 98 13 and and CC cord-290952-tbsccwgx 98 14 the the DT cord-290952-tbsccwgx 98 15 natural natural JJ cord-290952-tbsccwgx 98 16 mortality mortality NN cord-290952-tbsccwgx 98 17 rate rate NN cord-290952-tbsccwgx 98 18 in in IN cord-290952-tbsccwgx 98 19 all all DT cord-290952-tbsccwgx 98 20 groups group NNS cord-290952-tbsccwgx 98 21 is be VBZ cord-290952-tbsccwgx 98 22 denoted denote VBN cord-290952-tbsccwgx 98 23 by by IN cord-290952-tbsccwgx 98 24 µ. µ. NN cord-290952-tbsccwgx 99 1 The the DT cord-290952-tbsccwgx 99 2 susceptible susceptible JJ cord-290952-tbsccwgx 99 3 people people NNS cord-290952-tbsccwgx 99 4 acquired acquire VBD cord-290952-tbsccwgx 99 5 COVID-19 covid-19 JJ cord-290952-tbsccwgx 99 6 infection infection NN cord-290952-tbsccwgx 99 7 when when WRB cord-290952-tbsccwgx 99 8 they -PRON- PRP cord-290952-tbsccwgx 99 9 interact interact VBP cord-290952-tbsccwgx 99 10 with with IN cord-290952-tbsccwgx 99 11 the the DT cord-290952-tbsccwgx 99 12 infected infected JJ cord-290952-tbsccwgx 99 13 people people NNS cord-290952-tbsccwgx 99 14 in in IN cord-290952-tbsccwgx 99 15 I -PRON- PRP cord-290952-tbsccwgx 99 16 , , , cord-290952-tbsccwgx 100 1 I -PRON- PRP cord-290952-tbsccwgx 100 2 a a VBP cord-290952-tbsccwgx 100 3 and and CC cord-290952-tbsccwgx 101 1 I -PRON- PRP cord-290952-tbsccwgx 101 2 h h NN cord-290952-tbsccwgx 101 3 compartments compartment NNS cord-290952-tbsccwgx 101 4 . . . cord-290952-tbsccwgx 102 1 The the DT cord-290952-tbsccwgx 102 2 force force NN cord-290952-tbsccwgx 102 3 of of IN cord-290952-tbsccwgx 102 4 infection infection NN cord-290952-tbsccwgx 102 5 is be VBZ cord-290952-tbsccwgx 102 6 where where WRB cord-290952-tbsccwgx 102 7 the the DT cord-290952-tbsccwgx 102 8 parameter parameter NN cord-290952-tbsccwgx 102 9 β β XX cord-290952-tbsccwgx 102 10 shows show VBZ cord-290952-tbsccwgx 102 11 the the DT cord-290952-tbsccwgx 102 12 effective effective JJ cord-290952-tbsccwgx 102 13 contact contact NN cord-290952-tbsccwgx 102 14 rate rate NN cord-290952-tbsccwgx 102 15 , , , cord-290952-tbsccwgx 102 16 i.e. i.e. FW cord-290952-tbsccwgx 102 17 , , , cord-290952-tbsccwgx 102 18 contacts contact NNS cord-290952-tbsccwgx 102 19 capable capable JJ cord-290952-tbsccwgx 102 20 of of IN cord-290952-tbsccwgx 102 21 leading lead VBG cord-290952-tbsccwgx 102 22 to to IN cord-290952-tbsccwgx 102 23 infection infection NN cord-290952-tbsccwgx 102 24 transmission transmission NN cord-290952-tbsccwgx 102 25 and and CC cord-290952-tbsccwgx 102 26 the the DT cord-290952-tbsccwgx 102 27 parameter parameter NN cord-290952-tbsccwgx 102 28 0 0 CD cord-290952-tbsccwgx 102 29 ≤ ≤ NN cord-290952-tbsccwgx 102 30 ψ ψ NN cord-290952-tbsccwgx 102 31 ≤ ≤ NNP cord-290952-tbsccwgx 102 32 1 1 CD cord-290952-tbsccwgx 102 33 accounts account NNS cord-290952-tbsccwgx 102 34 for for IN cord-290952-tbsccwgx 102 35 the the DT cord-290952-tbsccwgx 102 36 assumed assume VBN cord-290952-tbsccwgx 102 37 reduction reduction NN cord-290952-tbsccwgx 102 38 in in IN cord-290952-tbsccwgx 102 39 disease disease NN cord-290952-tbsccwgx 102 40 transmissibility transmissibility NN cord-290952-tbsccwgx 102 41 of of IN cord-290952-tbsccwgx 102 42 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 102 43 infected infected JJ cord-290952-tbsccwgx 102 44 individuals individual NNS cord-290952-tbsccwgx 102 45 in in IN cord-290952-tbsccwgx 102 46 comparison comparison NN cord-290952-tbsccwgx 102 47 to to IN cord-290952-tbsccwgx 102 48 symptomatic symptomatic JJ cord-290952-tbsccwgx 102 49 one one CD cord-290952-tbsccwgx 102 50 . . . cord-290952-tbsccwgx 103 1 Similarly similarly RB cord-290952-tbsccwgx 103 2 , , , cord-290952-tbsccwgx 103 3 ν ν NNP cord-290952-tbsccwgx 103 4 is be VBZ cord-290952-tbsccwgx 103 5 used use VBN cord-290952-tbsccwgx 103 6 for for IN cord-290952-tbsccwgx 103 7 the the DT cord-290952-tbsccwgx 103 8 infectiousness infectiousness NN cord-290952-tbsccwgx 103 9 rate rate NN cord-290952-tbsccwgx 103 10 due due IN cord-290952-tbsccwgx 103 11 to to IN cord-290952-tbsccwgx 103 12 hospitalized hospitalize VBN cord-290952-tbsccwgx 103 13 COVID-19 covid-19 CD cord-290952-tbsccwgx 103 14 patients patient NNS cord-290952-tbsccwgx 103 15 . . . cord-290952-tbsccwgx 104 1 It -PRON- PRP cord-290952-tbsccwgx 104 2 is be VBZ cord-290952-tbsccwgx 104 3 noticed notice VBN cord-290952-tbsccwgx 104 4 from from IN cord-290952-tbsccwgx 104 5 the the DT cord-290952-tbsccwgx 104 6 transmission transmission NN cord-290952-tbsccwgx 104 7 patron patron NN cord-290952-tbsccwgx 104 8 of of IN cord-290952-tbsccwgx 104 9 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 104 10 that that IN cord-290952-tbsccwgx 104 11 the the DT cord-290952-tbsccwgx 104 12 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 104 13 individuals individual NNS cord-290952-tbsccwgx 104 14 are be VBP cord-290952-tbsccwgx 104 15 comparatively comparatively RB cord-290952-tbsccwgx 104 16 dangerous dangerous JJ cord-290952-tbsccwgx 104 17 relative relative NN cord-290952-tbsccwgx 104 18 to to IN cord-290952-tbsccwgx 104 19 the the DT cord-290952-tbsccwgx 104 20 individuals individual NNS cord-290952-tbsccwgx 104 21 in in IN cord-290952-tbsccwgx 104 22 the the DT cord-290952-tbsccwgx 104 23 I i NN cord-290952-tbsccwgx 104 24 h h NN cord-290952-tbsccwgx 104 25 class class NN cord-290952-tbsccwgx 104 26 because because IN cord-290952-tbsccwgx 104 27 they -PRON- PRP cord-290952-tbsccwgx 104 28 are be VBP cord-290952-tbsccwgx 104 29 not not RB cord-290952-tbsccwgx 104 30 aware aware JJ cord-290952-tbsccwgx 104 31 of of IN cord-290952-tbsccwgx 104 32 the the DT cord-290952-tbsccwgx 104 33 infection infection NN cord-290952-tbsccwgx 104 34 and and CC cord-290952-tbsccwgx 104 35 are be VBP cord-290952-tbsccwgx 104 36 capable capable JJ cord-290952-tbsccwgx 104 37 to to TO cord-290952-tbsccwgx 104 38 transmit transmit VB cord-290952-tbsccwgx 104 39 the the DT cord-290952-tbsccwgx 104 40 infection infection NN cord-290952-tbsccwgx 104 41 . . . cord-290952-tbsccwgx 105 1 The the DT cord-290952-tbsccwgx 105 2 latent latent JJ cord-290952-tbsccwgx 105 3 individuals individual NNS cord-290952-tbsccwgx 105 4 develop develop VBP cord-290952-tbsccwgx 105 5 an an DT cord-290952-tbsccwgx 105 6 infection infection NN cord-290952-tbsccwgx 105 7 after after IN cord-290952-tbsccwgx 105 8 completion completion NN cord-290952-tbsccwgx 105 9 of of IN cord-290952-tbsccwgx 105 10 incubation incubation NN cord-290952-tbsccwgx 105 11 period period NN cord-290952-tbsccwgx 105 12 and and CC cord-290952-tbsccwgx 105 13 become become VB cord-290952-tbsccwgx 105 14 infected infect VBN cord-290952-tbsccwgx 105 15 at at IN cord-290952-tbsccwgx 105 16 the the DT cord-290952-tbsccwgx 105 17 rate rate NN cord-290952-tbsccwgx 105 18 ω ω NN cord-290952-tbsccwgx 105 19 and and CC cord-290952-tbsccwgx 105 20 a a DT cord-290952-tbsccwgx 105 21 fraction fraction NN cord-290952-tbsccwgx 105 22 denoted denote VBN cord-290952-tbsccwgx 105 23 by by IN cord-290952-tbsccwgx 105 24 ρ ρ NNP cord-290952-tbsccwgx 105 25 enters enter VBZ cord-290952-tbsccwgx 105 26 to to IN cord-290952-tbsccwgx 105 27 the the DT cord-290952-tbsccwgx 105 28 symptomatic symptomatic JJ cord-290952-tbsccwgx 105 29 class class NN cord-290952-tbsccwgx 105 30 after after IN cord-290952-tbsccwgx 105 31 showing show VBG cord-290952-tbsccwgx 105 32 disease disease NN cord-290952-tbsccwgx 105 33 symptoms symptom NNS cord-290952-tbsccwgx 105 34 and and CC cord-290952-tbsccwgx 105 35 the the DT cord-290952-tbsccwgx 105 36 remanding remanding NN cord-290952-tbsccwgx 105 37 with with IN cord-290952-tbsccwgx 105 38 no no DT cord-290952-tbsccwgx 105 39 ( ( -LRB- cord-290952-tbsccwgx 105 40 or or CC cord-290952-tbsccwgx 105 41 mild mild JJ cord-290952-tbsccwgx 105 42 ) ) -RRB- cord-290952-tbsccwgx 105 43 symptoms symptom NNS cord-290952-tbsccwgx 105 44 join join VBP cord-290952-tbsccwgx 105 45 the the DT cord-290952-tbsccwgx 105 46 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 105 47 compartment compartment NN cord-290952-tbsccwgx 106 1 I -PRON- PRP cord-290952-tbsccwgx 106 2 a a DT cord-290952-tbsccwgx 106 3 ( ( -LRB- cord-290952-tbsccwgx 106 4 t t NN cord-290952-tbsccwgx 106 5 ) ) -RRB- cord-290952-tbsccwgx 106 6 . . . cord-290952-tbsccwgx 107 1 The the DT cord-290952-tbsccwgx 107 2 exposed expose VBN cord-290952-tbsccwgx 107 3 individuals individual NNS cord-290952-tbsccwgx 107 4 who who WP cord-290952-tbsccwgx 107 5 have have VBP cord-290952-tbsccwgx 107 6 interaction interaction NN cord-290952-tbsccwgx 107 7 with with IN cord-290952-tbsccwgx 107 8 COVID-19 covid-19 JJ cord-290952-tbsccwgx 107 9 infected infected JJ cord-290952-tbsccwgx 107 10 patients patient NNS cord-290952-tbsccwgx 107 11 are be VBP cord-290952-tbsccwgx 107 12 detected detect VBN cord-290952-tbsccwgx 107 13 ( ( -LRB- cord-290952-tbsccwgx 107 14 via via IN cord-290952-tbsccwgx 107 15 contact contact NN cord-290952-tbsccwgx 107 16 - - HYPH cord-290952-tbsccwgx 107 17 tracing tracing NN cord-290952-tbsccwgx 107 18 ) ) -RRB- cord-290952-tbsccwgx 107 19 and and CC cord-290952-tbsccwgx 107 20 placed place VBN cord-290952-tbsccwgx 107 21 in in IN cord-290952-tbsccwgx 107 22 quarantine quarantine NN cord-290952-tbsccwgx 107 23 at at IN cord-290952-tbsccwgx 107 24 the the DT cord-290952-tbsccwgx 107 25 rate rate NN cord-290952-tbsccwgx 107 26 κ κ NN cord-290952-tbsccwgx 107 27 which which WDT cord-290952-tbsccwgx 107 28 further further RB cord-290952-tbsccwgx 107 29 moves move NNS cord-290952-tbsccwgx 107 30 to to IN cord-290952-tbsccwgx 107 31 hospitalized hospitalize VBN cord-290952-tbsccwgx 107 32 class class NN cord-290952-tbsccwgx 107 33 if if IN cord-290952-tbsccwgx 107 34 they -PRON- PRP cord-290952-tbsccwgx 107 35 are be VBP cord-290952-tbsccwgx 107 36 tested test VBN cord-290952-tbsccwgx 107 37 positive positive JJ cord-290952-tbsccwgx 107 38 with with IN cord-290952-tbsccwgx 107 39 COVID-19 covid-19 JJ cord-290952-tbsccwgx 107 40 infection infection NN cord-290952-tbsccwgx 107 41 . . . cord-290952-tbsccwgx 108 1 The the DT cord-290952-tbsccwgx 108 2 symptomatically symptomatically RB cord-290952-tbsccwgx 108 3 - - HYPH cord-290952-tbsccwgx 108 4 infectious infectious JJ cord-290952-tbsccwgx 108 5 people people NNS cord-290952-tbsccwgx 108 6 are be VBP cord-290952-tbsccwgx 108 7 hospitalized hospitalize VBN cord-290952-tbsccwgx 108 8 at at IN cord-290952-tbsccwgx 108 9 the the DT cord-290952-tbsccwgx 108 10 rate rate NN cord-290952-tbsccwgx 108 11 η η NN cord-290952-tbsccwgx 108 12 which which WDT cord-290952-tbsccwgx 108 13 further further RB cord-290952-tbsccwgx 108 14 moves move VBZ cord-290952-tbsccwgx 108 15 to to IN cord-290952-tbsccwgx 108 16 critically critically RB cord-290952-tbsccwgx 108 17 - - HYPH cord-290952-tbsccwgx 108 18 infected infect VBN cord-290952-tbsccwgx 108 19 class class NN cord-290952-tbsccwgx 109 1 I -PRON- PRP cord-290952-tbsccwgx 109 2 c c NNP cord-290952-tbsccwgx 109 3 at at IN cord-290952-tbsccwgx 109 4 the the DT cord-290952-tbsccwgx 109 5 rate rate NN cord-290952-tbsccwgx 110 1 φ φ NFP cord-290952-tbsccwgx 110 2 if if IN cord-290952-tbsccwgx 110 3 they -PRON- PRP cord-290952-tbsccwgx 110 4 are be VBP cord-290952-tbsccwgx 110 5 serious serious JJ cord-290952-tbsccwgx 110 6 and and CC cord-290952-tbsccwgx 110 7 need need VBP cord-290952-tbsccwgx 110 8 critical critical JJ cord-290952-tbsccwgx 110 9 care care NN cord-290952-tbsccwgx 110 10 . . . cord-290952-tbsccwgx 111 1 The the DT cord-290952-tbsccwgx 111 2 parameters parameter NNS cord-290952-tbsccwgx 111 3 ζ ζ IN cord-290952-tbsccwgx 111 4 1 1 CD cord-290952-tbsccwgx 111 5 and and CC cord-290952-tbsccwgx 111 6 ζ ζ NN cord-290952-tbsccwgx 111 7 2 2 CD cord-290952-tbsccwgx 111 8 represent represent VBP cord-290952-tbsccwgx 111 9 the the DT cord-290952-tbsccwgx 111 10 recovery recovery NN cord-290952-tbsccwgx 111 11 rates rate NNS cord-290952-tbsccwgx 111 12 in in IN cord-290952-tbsccwgx 111 13 I I NNP cord-290952-tbsccwgx 111 14 and and CC cord-290952-tbsccwgx 111 15 I -PRON- PRP cord-290952-tbsccwgx 111 16 a a DT cord-290952-tbsccwgx 111 17 groups group NNS cord-290952-tbsccwgx 111 18 respectively respectively RB cord-290952-tbsccwgx 111 19 . . . cord-290952-tbsccwgx 112 1 Further further RB cord-290952-tbsccwgx 112 2 , , , cord-290952-tbsccwgx 112 3 the the DT cord-290952-tbsccwgx 112 4 recovery recovery NN cord-290952-tbsccwgx 112 5 rates rate NNS cord-290952-tbsccwgx 112 6 of of IN cord-290952-tbsccwgx 112 7 quarantined quarantine VBN cord-290952-tbsccwgx 112 8 , , , cord-290952-tbsccwgx 112 9 hospitalized hospitalize VBN cord-290952-tbsccwgx 112 10 and and CC cord-290952-tbsccwgx 112 11 critically critically RB cord-290952-tbsccwgx 112 12 infected infected JJ cord-290952-tbsccwgx 112 13 classes class NNS cord-290952-tbsccwgx 112 14 are be VBP cord-290952-tbsccwgx 112 15 shown show VBN cord-290952-tbsccwgx 112 16 by by IN cord-290952-tbsccwgx 112 17 φ φ NNP cord-290952-tbsccwgx 112 18 1 1 CD cord-290952-tbsccwgx 112 19 , , , cord-290952-tbsccwgx 112 20 φ φ NN cord-290952-tbsccwgx 112 21 2 2 CD cord-290952-tbsccwgx 112 22 and and CC cord-290952-tbsccwgx 112 23 φ φ NN cord-290952-tbsccwgx 112 24 3 3 CD cord-290952-tbsccwgx 112 25 respectively respectively RB cord-290952-tbsccwgx 112 26 . . . cord-290952-tbsccwgx 113 1 Finally finally RB cord-290952-tbsccwgx 113 2 , , , cord-290952-tbsccwgx 113 3 the the DT cord-290952-tbsccwgx 113 4 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 113 5 induced induce VBN cord-290952-tbsccwgx 113 6 mortality mortality NN cord-290952-tbsccwgx 113 7 for for IN cord-290952-tbsccwgx 113 8 individuals individual NNS cord-290952-tbsccwgx 113 9 in in IN cord-290952-tbsccwgx 113 10 the the DT cord-290952-tbsccwgx 113 11 I i NN cord-290952-tbsccwgx 113 12 , , , cord-290952-tbsccwgx 113 13 I -PRON- PRP cord-290952-tbsccwgx 113 14 h h NNP cord-290952-tbsccwgx 113 15 and and CC cord-290952-tbsccwgx 113 16 I i NN cord-290952-tbsccwgx 113 17 c c NN cord-290952-tbsccwgx 113 18 classes class NNS cord-290952-tbsccwgx 113 19 are be VBP cord-290952-tbsccwgx 113 20 respectively respectively RB cord-290952-tbsccwgx 113 21 shown show VBN cord-290952-tbsccwgx 113 22 by by IN cord-290952-tbsccwgx 113 23 ξ ξ NNP cord-290952-tbsccwgx 113 24 1 1 CD cord-290952-tbsccwgx 113 25 , , , cord-290952-tbsccwgx 113 26 ξ ξ NN cord-290952-tbsccwgx 113 27 2 2 CD cord-290952-tbsccwgx 113 28 and and CC cord-290952-tbsccwgx 113 29 ξ ξ VBZ cord-290952-tbsccwgx 113 30 3 3 CD cord-290952-tbsccwgx 113 31 . . . cord-290952-tbsccwgx 114 1 For for IN cord-290952-tbsccwgx 114 2 simplicity simplicity NN cord-290952-tbsccwgx 114 3 , , , cord-290952-tbsccwgx 114 4 let let VB cord-290952-tbsccwgx 114 5 us -PRON- PRP cord-290952-tbsccwgx 114 6 denote denote VB cord-290952-tbsccwgx 115 1 Then then RB cord-290952-tbsccwgx 115 2 , , , cord-290952-tbsccwgx 115 3 the the DT cord-290952-tbsccwgx 115 4 above above JJ cord-290952-tbsccwgx 115 5 model model NN cord-290952-tbsccwgx 115 6 ( ( -LRB- cord-290952-tbsccwgx 115 7 1 1 CD cord-290952-tbsccwgx 115 8 ) ) -RRB- cord-290952-tbsccwgx 115 9 can can MD cord-290952-tbsccwgx 115 10 be be VB cord-290952-tbsccwgx 115 11 written write VBN cord-290952-tbsccwgx 115 12 as as IN cord-290952-tbsccwgx 115 13 We -PRON- PRP cord-290952-tbsccwgx 115 14 present present VBP cord-290952-tbsccwgx 115 15 some some DT cord-290952-tbsccwgx 115 16 basic basic JJ cord-290952-tbsccwgx 115 17 and and CC cord-290952-tbsccwgx 115 18 necessary necessary JJ cord-290952-tbsccwgx 115 19 analytical analytical JJ cord-290952-tbsccwgx 115 20 results result NNS cord-290952-tbsccwgx 115 21 of of IN cord-290952-tbsccwgx 115 22 the the DT cord-290952-tbsccwgx 115 23 COVID-19 covid-19 JJ cord-290952-tbsccwgx 115 24 model model NN cord-290952-tbsccwgx 115 25 ( ( -LRB- cord-290952-tbsccwgx 115 26 3 3 CD cord-290952-tbsccwgx 115 27 ) ) -RRB- cord-290952-tbsccwgx 115 28 _SP cord-290952-tbsccwgx 115 29 Lemma Lemma NNP cord-290952-tbsccwgx 115 30 1 1 CD cord-290952-tbsccwgx 115 31 . . . cord-290952-tbsccwgx 116 1 Let let VB cord-290952-tbsccwgx 116 2 P(0 p(0 CD cord-290952-tbsccwgx 116 3 ) ) -RRB- cord-290952-tbsccwgx 117 1 ≥ ≥ NN cord-290952-tbsccwgx 117 2 0 0 NFP cord-290952-tbsccwgx 117 3 denotes denote VBZ cord-290952-tbsccwgx 117 4 the the DT cord-290952-tbsccwgx 117 5 initial initial JJ cord-290952-tbsccwgx 117 6 data datum NNS cord-290952-tbsccwgx 117 7 and and CC cord-290952-tbsccwgx 117 8 P(t P(t NNS cord-290952-tbsccwgx 117 9 ) ) -RRB- cord-290952-tbsccwgx 117 10 = = NFP cord-290952-tbsccwgx 118 1 ( ( -LRB- cord-290952-tbsccwgx 118 2 S S NNP cord-290952-tbsccwgx 118 3 , , , cord-290952-tbsccwgx 118 4 E E NNP cord-290952-tbsccwgx 118 5 , , , cord-290952-tbsccwgx 118 6 I -PRON- PRP cord-290952-tbsccwgx 118 7 , , , cord-290952-tbsccwgx 118 8 I -PRON- PRP cord-290952-tbsccwgx 118 9 a a DT cord-290952-tbsccwgx 119 1 , , , cord-290952-tbsccwgx 119 2 Q Q NNP cord-290952-tbsccwgx 119 3 , , , cord-290952-tbsccwgx 119 4 I -PRON- PRP cord-290952-tbsccwgx 119 5 h h NNP cord-290952-tbsccwgx 119 6 , , , cord-290952-tbsccwgx 119 7 I I NNP cord-290952-tbsccwgx 119 8 c c NNP cord-290952-tbsccwgx 119 9 , , , cord-290952-tbsccwgx 119 10 R R NNP cord-290952-tbsccwgx 119 11 ) ) -RRB- cord-290952-tbsccwgx 119 12 are be VBP cord-290952-tbsccwgx 119 13 the the DT cord-290952-tbsccwgx 119 14 model model NN cord-290952-tbsccwgx 119 15 variables variable NNS cord-290952-tbsccwgx 119 16 , , , cord-290952-tbsccwgx 119 17 then then RB cord-290952-tbsccwgx 119 18 all all DT cord-290952-tbsccwgx 119 19 solutions solution NNS cord-290952-tbsccwgx 119 20 of of IN cord-290952-tbsccwgx 119 21 the the DT cord-290952-tbsccwgx 119 22 model model NN cord-290952-tbsccwgx 119 23 ( ( -LRB- cord-290952-tbsccwgx 119 24 3 3 LS cord-290952-tbsccwgx 119 25 ) ) -RRB- cord-290952-tbsccwgx 119 26 will will MD cord-290952-tbsccwgx 119 27 be be VB cord-290952-tbsccwgx 119 28 non non JJ cord-290952-tbsccwgx 119 29 - - JJ cord-290952-tbsccwgx 119 30 negative negative JJ cord-290952-tbsccwgx 119 31 for for IN cord-290952-tbsccwgx 119 32 all all DT cord-290952-tbsccwgx 119 33 t t NN cord-290952-tbsccwgx 119 34 > > XX cord-290952-tbsccwgx 119 35 0 0 NFP cord-290952-tbsccwgx 119 36 . . . cord-290952-tbsccwgx 120 1 ( ( -LRB- cord-290952-tbsccwgx 120 2 3 3 LS cord-290952-tbsccwgx 120 3 ) ) -RRB- cord-290952-tbsccwgx 120 4 : : : cord-290952-tbsccwgx 120 5 It -PRON- PRP cord-290952-tbsccwgx 120 6 can can MD cord-290952-tbsccwgx 120 7 be be VB cord-290952-tbsccwgx 120 8 further further RB cord-290952-tbsccwgx 120 9 written write VBN cord-290952-tbsccwgx 120 10 as as IN cord-290952-tbsccwgx 120 11 Hence Hence NNP cord-290952-tbsccwgx 120 12 , , , cord-290952-tbsccwgx 120 13 The the DT cord-290952-tbsccwgx 120 14 solution solution NN cord-290952-tbsccwgx 120 15 of of IN cord-290952-tbsccwgx 120 16 ( ( -LRB- cord-290952-tbsccwgx 120 17 5 5 CD cord-290952-tbsccwgx 120 18 ) ) -RRB- cord-290952-tbsccwgx 120 19 can can MD cord-290952-tbsccwgx 120 20 found find VBN cord-290952-tbsccwgx 120 21 as as IN cord-290952-tbsccwgx 120 22 below below IN cord-290952-tbsccwgx 120 23 Following follow VBG cord-290952-tbsccwgx 120 24 a a DT cord-290952-tbsccwgx 120 25 similar similar JJ cord-290952-tbsccwgx 120 26 procedure procedure NN cord-290952-tbsccwgx 120 27 , , , cord-290952-tbsccwgx 120 28 it -PRON- PRP cord-290952-tbsccwgx 120 29 can can MD cord-290952-tbsccwgx 120 30 be be VB cord-290952-tbsccwgx 120 31 shown show VBN cord-290952-tbsccwgx 120 32 that that IN cord-290952-tbsccwgx 120 33 P(t p(t NN cord-290952-tbsccwgx 120 34 ) ) -RRB- cord-290952-tbsccwgx 121 1 > > XX cord-290952-tbsccwgx 122 1 0 0 NFP cord-290952-tbsccwgx 123 1 , , , cord-290952-tbsccwgx 123 2 ∀ ∀ NN cord-290952-tbsccwgx 123 3 t t NN cord-290952-tbsccwgx 123 4 > > XX cord-290952-tbsccwgx 123 5 0 0 CD cord-290952-tbsccwgx 123 6 . . . cord-290952-tbsccwgx 124 1 In in IN cord-290952-tbsccwgx 124 2 order order NN cord-290952-tbsccwgx 124 3 to to TO cord-290952-tbsccwgx 124 4 prove prove VB cord-290952-tbsccwgx 124 5 the the DT cord-290952-tbsccwgx 124 6 second second JJ cord-290952-tbsccwgx 124 7 part part NN cord-290952-tbsccwgx 124 8 we -PRON- PRP cord-290952-tbsccwgx 124 9 have have VBP cord-290952-tbsccwgx 124 10 0 0 CD cord-290952-tbsccwgx 124 11 < < XX cord-290952-tbsccwgx 124 12 P(0 P(0 -RRB- cord-290952-tbsccwgx 124 13 ) ) -RRB- cord-290952-tbsccwgx 124 14 ≤ ≤ NNP cord-290952-tbsccwgx 124 15 N N NNP cord-290952-tbsccwgx 124 16 ( ( -LRB- cord-290952-tbsccwgx 124 17 t t NNP cord-290952-tbsccwgx 124 18 ) ) -RRB- cord-290952-tbsccwgx 124 19 , , , cord-290952-tbsccwgx 124 20 and and CC cord-290952-tbsccwgx 124 21 then then RB cord-290952-tbsccwgx 124 22 the the DT cord-290952-tbsccwgx 124 23 addition addition NN cord-290952-tbsccwgx 124 24 of of IN cord-290952-tbsccwgx 124 25 all all DT cord-290952-tbsccwgx 124 26 equations equation NNS cord-290952-tbsccwgx 124 27 of of IN cord-290952-tbsccwgx 124 28 the the DT cord-290952-tbsccwgx 124 29 COVID-19 covid-19 JJ cord-290952-tbsccwgx 124 30 model model NN cord-290952-tbsccwgx 124 31 ( ( -LRB- cord-290952-tbsccwgx 124 32 3 3 LS cord-290952-tbsccwgx 124 33 ) ) -RRB- cord-290952-tbsccwgx 124 34 we -PRON- PRP cord-290952-tbsccwgx 124 35 have have VBP cord-290952-tbsccwgx 124 36 The the DT cord-290952-tbsccwgx 124 37 dynamics dynamic NNS cord-290952-tbsccwgx 124 38 of of IN cord-290952-tbsccwgx 124 39 the the DT cord-290952-tbsccwgx 124 40 COVID-19 covid-19 JJ cord-290952-tbsccwgx 124 41 mathematical mathematical JJ cord-290952-tbsccwgx 124 42 model model NN cord-290952-tbsccwgx 124 43 ( ( -LRB- cord-290952-tbsccwgx 124 44 3 3 CD cord-290952-tbsccwgx 124 45 ) ) -RRB- cord-290952-tbsccwgx 124 46 will will MD cord-290952-tbsccwgx 124 47 be be VB cord-290952-tbsccwgx 124 48 studied study VBN cord-290952-tbsccwgx 124 49 in in IN cord-290952-tbsccwgx 124 50 the the DT cord-290952-tbsccwgx 124 51 following follow VBG cord-290952-tbsccwgx 124 52 closed closed JJ cord-290952-tbsccwgx 124 53 and and CC cord-290952-tbsccwgx 124 54 biologically biologically RB cord-290952-tbsccwgx 124 55 feasible feasible JJ cord-290952-tbsccwgx 124 56 region region NN cord-290952-tbsccwgx 124 57 . . . cord-290952-tbsccwgx 125 1 The the DT cord-290952-tbsccwgx 125 2 region region NN cord-290952-tbsccwgx 125 3 defined define VBN cord-290952-tbsccwgx 125 4 in in IN cord-290952-tbsccwgx 125 5 the the DT cord-290952-tbsccwgx 125 6 closed closed JJ cord-290952-tbsccwgx 125 7 set set VBN cord-290952-tbsccwgx 125 8 ∆ ∆ NN cord-290952-tbsccwgx 125 9 ⊂ ⊂ NN cord-290952-tbsccwgx 125 10 R R NNP cord-290952-tbsccwgx 125 11 8 8 CD cord-290952-tbsccwgx 125 12 + + CC cord-290952-tbsccwgx 125 13 , , , cord-290952-tbsccwgx 125 14 is be VBZ cord-290952-tbsccwgx 125 15 positively positively RB cord-290952-tbsccwgx 125 16 invariant invariant JJ cord-290952-tbsccwgx 125 17 for for IN cord-290952-tbsccwgx 125 18 the the DT cord-290952-tbsccwgx 125 19 model model NN cord-290952-tbsccwgx 125 20 ( ( -LRB- cord-290952-tbsccwgx 125 21 3 3 LS cord-290952-tbsccwgx 125 22 ) ) -RRB- cord-290952-tbsccwgx 125 23 with with IN cord-290952-tbsccwgx 125 24 non non JJ cord-290952-tbsccwgx 125 25 - - JJ cord-290952-tbsccwgx 125 26 negative negative JJ cord-290952-tbsccwgx 125 27 initial initial JJ cord-290952-tbsccwgx 125 28 conditions condition NNS cord-290952-tbsccwgx 125 29 in in IN cord-290952-tbsccwgx 125 30 R R NNP cord-290952-tbsccwgx 125 31 8 8 CD cord-290952-tbsccwgx 125 32 + + SYM cord-290952-tbsccwgx 125 33 . . . cord-290952-tbsccwgx 126 1 Proof proof NN cord-290952-tbsccwgx 126 2 . . . cord-290952-tbsccwgx 127 1 As as IN cord-290952-tbsccwgx 127 2 in in IN cord-290952-tbsccwgx 127 3 Lemma Lemma NNP cord-290952-tbsccwgx 127 4 1 1 CD cord-290952-tbsccwgx 127 5 , , , cord-290952-tbsccwgx 127 6 it -PRON- PRP cord-290952-tbsccwgx 127 7 follows follow VBZ cord-290952-tbsccwgx 127 8 from from IN cord-290952-tbsccwgx 127 9 the the DT cord-290952-tbsccwgx 127 10 summation summation NN cord-290952-tbsccwgx 127 11 of of IN cord-290952-tbsccwgx 127 12 all all DT cord-290952-tbsccwgx 127 13 equation equation NN cord-290952-tbsccwgx 127 14 of of IN cord-290952-tbsccwgx 127 15 the the DT cord-290952-tbsccwgx 127 16 COVID-19 covid-19 JJ cord-290952-tbsccwgx 127 17 model model NN cord-290952-tbsccwgx 127 18 ( ( -LRB- cord-290952-tbsccwgx 127 19 3 3 CD cord-290952-tbsccwgx 127 20 ) ) -RRB- cord-290952-tbsccwgx 127 21 , , , cord-290952-tbsccwgx 127 22 It -PRON- PRP cord-290952-tbsccwgx 127 23 is be VBZ cord-290952-tbsccwgx 127 24 clear clear JJ cord-290952-tbsccwgx 127 25 that that IN cord-290952-tbsccwgx 127 26 The the DT cord-290952-tbsccwgx 127 27 solution solution NN cord-290952-tbsccwgx 127 28 of of IN cord-290952-tbsccwgx 127 29 and and CC cord-290952-tbsccwgx 127 30 ( ( -LRB- cord-290952-tbsccwgx 127 31 6 6 LS cord-290952-tbsccwgx 127 32 ) ) -RRB- cord-290952-tbsccwgx 127 33 is be VBZ cord-290952-tbsccwgx 127 34 given give VBN cord-290952-tbsccwgx 127 35 in in IN cord-290952-tbsccwgx 127 36 the the DT cord-290952-tbsccwgx 127 37 following following JJ cord-290952-tbsccwgx 127 38 inequality inequality NN cord-290952-tbsccwgx 127 39 , , , cord-290952-tbsccwgx 127 40 In in IN cord-290952-tbsccwgx 127 41 particular particular JJ cord-290952-tbsccwgx 127 42 , , , cord-290952-tbsccwgx 127 43 N N NNP cord-290952-tbsccwgx 127 44 ( ( -LRB- cord-290952-tbsccwgx 127 45 t t NN cord-290952-tbsccwgx 127 46 ) ) -RRB- cord-290952-tbsccwgx 127 47 ≤ ≤ NNP cord-290952-tbsccwgx 127 48 Λ/µ λ/µ XX cord-290952-tbsccwgx 127 49 , , , cord-290952-tbsccwgx 127 50 if if IN cord-290952-tbsccwgx 127 51 N N NNP cord-290952-tbsccwgx 127 52 ( ( -LRB- cord-290952-tbsccwgx 127 53 0 0 NFP cord-290952-tbsccwgx 127 54 ) ) -RRB- cord-290952-tbsccwgx 127 55 ≤ ≤ NN cord-290952-tbsccwgx 127 56 Λ/µ. λ/µ. CD cord-290952-tbsccwgx 128 1 Therefore therefore RB cord-290952-tbsccwgx 128 2 , , , cord-290952-tbsccwgx 128 3 the the DT cord-290952-tbsccwgx 128 4 region region NN cord-290952-tbsccwgx 128 5 ∆ ∆ NN cord-290952-tbsccwgx 128 6 is be VBZ cord-290952-tbsccwgx 128 7 positively positively RB cord-290952-tbsccwgx 128 8 invariant invariant JJ cord-290952-tbsccwgx 128 9 as as IN cord-290952-tbsccwgx 128 10 will will MD cord-290952-tbsccwgx 128 11 as as RB cord-290952-tbsccwgx 128 12 attracts attract VBZ cord-290952-tbsccwgx 128 13 all all PDT cord-290952-tbsccwgx 128 14 the the DT cord-290952-tbsccwgx 128 15 possible possible JJ cord-290952-tbsccwgx 128 16 solution solution NN cord-290952-tbsccwgx 128 17 trajectories trajectory NNS cord-290952-tbsccwgx 128 18 in in IN cord-290952-tbsccwgx 128 19 R R NNP cord-290952-tbsccwgx 128 20 8 8 CD cord-290952-tbsccwgx 129 1 + + UH cord-290952-tbsccwgx 129 2 . . . cord-290952-tbsccwgx 130 1 The the DT cord-290952-tbsccwgx 130 2 propose propose NN cord-290952-tbsccwgx 130 3 model model NN cord-290952-tbsccwgx 130 4 ( ( -LRB- cord-290952-tbsccwgx 130 5 3 3 LS cord-290952-tbsccwgx 130 6 ) ) -RRB- cord-290952-tbsccwgx 130 7 has have VBZ cord-290952-tbsccwgx 130 8 a a DT cord-290952-tbsccwgx 130 9 disease disease NN cord-290952-tbsccwgx 130 10 free free JJ cord-290952-tbsccwgx 130 11 equilibrium equilibrium NN cord-290952-tbsccwgx 130 12 ( ( -LRB- cord-290952-tbsccwgx 130 13 DF DF NNP cord-290952-tbsccwgx 130 14 E E NNP cord-290952-tbsccwgx 130 15 ) ) -RRB- cord-290952-tbsccwgx 130 16 , , , cord-290952-tbsccwgx 130 17 given give VBN cord-290952-tbsccwgx 130 18 by by IN cord-290952-tbsccwgx 130 19 Next Next NNP cord-290952-tbsccwgx 130 20 , , , cord-290952-tbsccwgx 130 21 we -PRON- PRP cord-290952-tbsccwgx 130 22 investigate investigate VBP cord-290952-tbsccwgx 130 23 the the DT cord-290952-tbsccwgx 130 24 most most RBS cord-290952-tbsccwgx 130 25 important important JJ cord-290952-tbsccwgx 130 26 and and CC cord-290952-tbsccwgx 130 27 crucial crucial JJ cord-290952-tbsccwgx 130 28 threshold threshold NN cord-290952-tbsccwgx 130 29 quantity quantity NN cord-290952-tbsccwgx 130 30 known know VBN cord-290952-tbsccwgx 130 31 as as IN cord-290952-tbsccwgx 130 32 the the DT cord-290952-tbsccwgx 130 33 basic basic JJ cord-290952-tbsccwgx 130 34 reproduction reproduction NN cord-290952-tbsccwgx 130 35 number number NN cord-290952-tbsccwgx 130 36 and and CC cord-290952-tbsccwgx 130 37 generally generally RB cord-290952-tbsccwgx 130 38 denoted denote VBN cord-290952-tbsccwgx 130 39 by by IN cord-290952-tbsccwgx 130 40 R r NN cord-290952-tbsccwgx 130 41 0 0 CD cord-290952-tbsccwgx 130 42 . . . cord-290952-tbsccwgx 131 1 This this DT cord-290952-tbsccwgx 131 2 parameter parameter NN cord-290952-tbsccwgx 131 3 measures measure VBZ cord-290952-tbsccwgx 131 4 the the DT cord-290952-tbsccwgx 131 5 average average JJ cord-290952-tbsccwgx 131 6 number number NN cord-290952-tbsccwgx 131 7 of of IN cord-290952-tbsccwgx 131 8 new new JJ cord-290952-tbsccwgx 131 9 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 131 10 infected infected JJ cord-290952-tbsccwgx 131 11 cases case NNS cord-290952-tbsccwgx 131 12 generated generate VBN cord-290952-tbsccwgx 131 13 by by IN cord-290952-tbsccwgx 131 14 a a DT cord-290952-tbsccwgx 131 15 typical typical JJ cord-290952-tbsccwgx 131 16 infected infect VBN cord-290952-tbsccwgx 131 17 individual individual NN cord-290952-tbsccwgx 131 18 when when WRB cord-290952-tbsccwgx 131 19 introduced introduce VBN cord-290952-tbsccwgx 131 20 into into IN cord-290952-tbsccwgx 131 21 a a DT cord-290952-tbsccwgx 131 22 completely completely RB cord-290952-tbsccwgx 131 23 susceptible susceptible JJ cord-290952-tbsccwgx 131 24 population population NN cord-290952-tbsccwgx 131 25 . . . cord-290952-tbsccwgx 132 1 The the DT cord-290952-tbsccwgx 132 2 most most RBS cord-290952-tbsccwgx 132 3 common common JJ cord-290952-tbsccwgx 132 4 approach approach NN cord-290952-tbsccwgx 132 5 used use VBN cord-290952-tbsccwgx 132 6 to to TO cord-290952-tbsccwgx 132 7 obtain obtain VB cord-290952-tbsccwgx 132 8 R r NN cord-290952-tbsccwgx 132 9 0 0 CD cord-290952-tbsccwgx 132 10 is be VBZ cord-290952-tbsccwgx 132 11 the the DT cord-290952-tbsccwgx 132 12 next next JJ cord-290952-tbsccwgx 132 13 - - HYPH cord-290952-tbsccwgx 132 14 generation generation NN cord-290952-tbsccwgx 132 15 method method NN cord-290952-tbsccwgx 132 16 presented present VBN cord-290952-tbsccwgx 132 17 in in IN cord-290952-tbsccwgx 132 18 [ [ -LRB- cord-290952-tbsccwgx 132 19 16 16 CD cord-290952-tbsccwgx 132 20 ] ] -RRB- cord-290952-tbsccwgx 132 21 . . . cord-290952-tbsccwgx 133 1 The the DT cord-290952-tbsccwgx 133 2 next next JJ cord-290952-tbsccwgx 133 3 generation generation NN cord-290952-tbsccwgx 133 4 matrices matrix NNS cord-290952-tbsccwgx 133 5 obtained obtain VBN cord-290952-tbsccwgx 133 6 from from IN cord-290952-tbsccwgx 133 7 the the DT cord-290952-tbsccwgx 133 8 model model NN cord-290952-tbsccwgx 133 9 ( ( -LRB- cord-290952-tbsccwgx 133 10 3 3 LS cord-290952-tbsccwgx 133 11 ) ) -RRB- cord-290952-tbsccwgx 133 12 are be VBP cord-290952-tbsccwgx 133 13 given give VBN cord-290952-tbsccwgx 133 14 as as IN cord-290952-tbsccwgx 133 15 follows follow VBZ cord-290952-tbsccwgx 133 16 : : : cord-290952-tbsccwgx 134 1 The the DT cord-290952-tbsccwgx 134 2 corresponding correspond VBG cord-290952-tbsccwgx 134 3 Jacobian jacobian JJ cord-290952-tbsccwgx 134 4 matrices matrix NNS cord-290952-tbsccwgx 134 5 F F NNP cord-290952-tbsccwgx 134 6 and and CC cord-290952-tbsccwgx 134 7 V V NNP cord-290952-tbsccwgx 134 8 evaluated evaluate VBD cord-290952-tbsccwgx 134 9 at at IN cord-290952-tbsccwgx 134 10 DF DF NNP cord-290952-tbsccwgx 134 11 E E NNP cord-290952-tbsccwgx 134 12 is be VBZ cord-290952-tbsccwgx 134 13 given give VBN cord-290952-tbsccwgx 134 14 as as IN cord-290952-tbsccwgx 134 15 below below RB cord-290952-tbsccwgx 134 16 : : : cord-290952-tbsccwgx 135 1 Hence hence RB cord-290952-tbsccwgx 135 2 , , , cord-290952-tbsccwgx 135 3 utilizing utilize VBG cord-290952-tbsccwgx 135 4 the the DT cord-290952-tbsccwgx 135 5 definition definition NN cord-290952-tbsccwgx 135 6 R r NN cord-290952-tbsccwgx 135 7 0 0 CD cord-290952-tbsccwgx 135 8 = = SYM cord-290952-tbsccwgx 135 9 ρ(F ρ(F NNP cord-290952-tbsccwgx 135 10 V V NNP cord-290952-tbsccwgx 135 11 −1 −1 NNP cord-290952-tbsccwgx 135 12 ) ) -RRB- cord-290952-tbsccwgx 135 13 ( ( -LRB- cord-290952-tbsccwgx 135 14 where where WRB cord-290952-tbsccwgx 135 15 ρ ρ NNP cord-290952-tbsccwgx 135 16 ( ( -LRB- cord-290952-tbsccwgx 135 17 . . . cord-290952-tbsccwgx 135 18 ) ) -RRB- cord-290952-tbsccwgx 135 19 represents represent VBZ cord-290952-tbsccwgx 135 20 the the DT cord-290952-tbsccwgx 135 21 spectral spectral JJ cord-290952-tbsccwgx 135 22 radius radius NN cord-290952-tbsccwgx 135 23 ) ) -RRB- cord-290952-tbsccwgx 135 24 , , , cord-290952-tbsccwgx 135 25 we -PRON- PRP cord-290952-tbsccwgx 135 26 derived derive VBD cord-290952-tbsccwgx 135 27 the the DT cord-290952-tbsccwgx 135 28 following following JJ cord-290952-tbsccwgx 135 29 expression expression NN cord-290952-tbsccwgx 135 30 for for IN cord-290952-tbsccwgx 135 31 the the DT cord-290952-tbsccwgx 135 32 basic basic JJ cord-290952-tbsccwgx 135 33 reproduction reproduction NN cord-290952-tbsccwgx 135 34 number number NN cord-290952-tbsccwgx 135 35 : : : cord-290952-tbsccwgx 135 36 Interpretation interpretation NN cord-290952-tbsccwgx 135 37 of of IN cord-290952-tbsccwgx 135 38 R r NN cord-290952-tbsccwgx 135 39 0 0 CD cord-290952-tbsccwgx 136 1 In in IN cord-290952-tbsccwgx 136 2 order order NN cord-290952-tbsccwgx 136 3 to to TO cord-290952-tbsccwgx 136 4 interpret interpret VB cord-290952-tbsccwgx 136 5 the the DT cord-290952-tbsccwgx 136 6 basic basic JJ cord-290952-tbsccwgx 136 7 reproductive reproductive JJ cord-290952-tbsccwgx 136 8 quantity quantity NN cord-290952-tbsccwgx 136 9 we -PRON- PRP cord-290952-tbsccwgx 136 10 split split VBD cord-290952-tbsccwgx 136 11 the the DT cord-290952-tbsccwgx 136 12 expression expression NN cord-290952-tbsccwgx 136 13 for for IN cord-290952-tbsccwgx 136 14 R r NN cord-290952-tbsccwgx 136 15 0 0 CD cord-290952-tbsccwgx 136 16 as as IN cord-290952-tbsccwgx 136 17 follows follow VBZ cord-290952-tbsccwgx 136 18 : : : cord-290952-tbsccwgx 136 19 where where WRB cord-290952-tbsccwgx 136 20 , , , cord-290952-tbsccwgx 136 21 The the DT cord-290952-tbsccwgx 136 22 first first JJ cord-290952-tbsccwgx 136 23 term term NN cord-290952-tbsccwgx 136 24 R r NN cord-290952-tbsccwgx 136 25 0i 0i CD cord-290952-tbsccwgx 136 26 in in IN cord-290952-tbsccwgx 136 27 ( ( -LRB- cord-290952-tbsccwgx 136 28 7 7 CD cord-290952-tbsccwgx 136 29 ) ) -RRB- cord-290952-tbsccwgx 136 30 shows show VBZ cord-290952-tbsccwgx 136 31 the the DT cord-290952-tbsccwgx 136 32 average average JJ cord-290952-tbsccwgx 136 33 number number NN cord-290952-tbsccwgx 136 34 of of IN cord-290952-tbsccwgx 136 35 new new JJ cord-290952-tbsccwgx 136 36 COVID-19 covid-19 JJ cord-290952-tbsccwgx 136 37 infections infection NNS cord-290952-tbsccwgx 136 38 generated generate VBN cord-290952-tbsccwgx 136 39 by by IN cord-290952-tbsccwgx 136 40 symptomatically symptomatically RB cord-290952-tbsccwgx 136 41 - - HYPH cord-290952-tbsccwgx 136 42 infectious infectious JJ cord-290952-tbsccwgx 136 43 individuals individual NNS cord-290952-tbsccwgx 136 44 in in IN cord-290952-tbsccwgx 136 45 the the DT cord-290952-tbsccwgx 136 46 I I NNP cord-290952-tbsccwgx 136 47 class class NN cord-290952-tbsccwgx 136 48 . . . cord-290952-tbsccwgx 137 1 This this DT cord-290952-tbsccwgx 137 2 term term NN cord-290952-tbsccwgx 137 3 contains contain VBZ cord-290952-tbsccwgx 137 4 the the DT cord-290952-tbsccwgx 137 5 product product NN cord-290952-tbsccwgx 137 6 of of IN cord-290952-tbsccwgx 137 7 the the DT cord-290952-tbsccwgx 137 8 infection infection NN cord-290952-tbsccwgx 137 9 rate rate NN cord-290952-tbsccwgx 137 10 in in IN cord-290952-tbsccwgx 137 11 the the DT cord-290952-tbsccwgx 137 12 I I NNP cord-290952-tbsccwgx 137 13 class class NN cord-290952-tbsccwgx 137 14 ( ( -LRB- cord-290952-tbsccwgx 137 15 the the DT cord-290952-tbsccwgx 137 16 disease disease NN cord-290952-tbsccwgx 137 17 transmission transmission NN cord-290952-tbsccwgx 137 18 rate rate NN cord-290952-tbsccwgx 137 19 ) ) -RRB- cord-290952-tbsccwgx 137 20 , , . cord-290952-tbsccwgx 138 1 β β NNP cord-290952-tbsccwgx 138 2 , , , cord-290952-tbsccwgx 138 3 the the DT cord-290952-tbsccwgx 138 4 fraction fraction NN cord-290952-tbsccwgx 138 5 of of IN cord-290952-tbsccwgx 138 6 exposed expose VBN cord-290952-tbsccwgx 138 7 people people NNS cord-290952-tbsccwgx 138 8 that that WDT cord-290952-tbsccwgx 138 9 completed complete VBD cord-290952-tbsccwgx 138 10 the the DT cord-290952-tbsccwgx 138 11 incubation incubation NN cord-290952-tbsccwgx 138 12 period period NN cord-290952-tbsccwgx 138 13 and and CC cord-290952-tbsccwgx 138 14 move move VB cord-290952-tbsccwgx 138 15 to to IN cord-290952-tbsccwgx 138 16 the the DT cord-290952-tbsccwgx 138 17 symptomatic symptomatic JJ cord-290952-tbsccwgx 138 18 stage stage NN cord-290952-tbsccwgx 138 19 ( ( -LRB- cord-290952-tbsccwgx 138 20 ρω ρω RB cord-290952-tbsccwgx 138 21 k k NNP cord-290952-tbsccwgx 138 22 1 1 CD cord-290952-tbsccwgx 138 23 ) ) -RRB- cord-290952-tbsccwgx 138 24 and and CC cord-290952-tbsccwgx 138 25 the the DT cord-290952-tbsccwgx 138 26 average average JJ cord-290952-tbsccwgx 138 27 period period NN cord-290952-tbsccwgx 138 28 spend spend VBP cord-290952-tbsccwgx 138 29 in in IN cord-290952-tbsccwgx 138 30 the the DT cord-290952-tbsccwgx 138 31 I I NNP cord-290952-tbsccwgx 138 32 compartment compartment NN cord-290952-tbsccwgx 138 33 ( ( -LRB- cord-290952-tbsccwgx 138 34 1 1 CD cord-290952-tbsccwgx 138 35 k k NN cord-290952-tbsccwgx 138 36 2 2 CD cord-290952-tbsccwgx 138 37 ) ) -RRB- cord-290952-tbsccwgx 138 38 . . . cord-290952-tbsccwgx 139 1 The the DT cord-290952-tbsccwgx 139 2 second second JJ cord-290952-tbsccwgx 139 3 constituent constituent JJ cord-290952-tbsccwgx 139 4 reproduction reproduction NN cord-290952-tbsccwgx 139 5 number number NN cord-290952-tbsccwgx 139 6 R R NNP cord-290952-tbsccwgx 139 7 0a 0a NN cord-290952-tbsccwgx 139 8 represents represent VBZ cord-290952-tbsccwgx 139 9 the the DT cord-290952-tbsccwgx 139 10 number number NN cord-290952-tbsccwgx 139 11 of of IN cord-290952-tbsccwgx 139 12 new new JJ cord-290952-tbsccwgx 139 13 COVID-19 covid-19 CD cord-290952-tbsccwgx 139 14 infection infection NN cord-290952-tbsccwgx 139 15 cases case NNS cord-290952-tbsccwgx 139 16 generated generate VBN cord-290952-tbsccwgx 139 17 by by IN cord-290952-tbsccwgx 139 18 asymptomatically asymptomatically RB cord-290952-tbsccwgx 139 19 - - HYPH cord-290952-tbsccwgx 139 20 infectious infectious JJ cord-290952-tbsccwgx 139 21 individuals individual NNS cord-290952-tbsccwgx 139 22 in in IN cord-290952-tbsccwgx 139 23 class class NN cord-290952-tbsccwgx 139 24 I -PRON- PRP cord-290952-tbsccwgx 139 25 a a NN cord-290952-tbsccwgx 139 26 . . . cord-290952-tbsccwgx 140 1 It -PRON- PRP cord-290952-tbsccwgx 140 2 is be VBZ cord-290952-tbsccwgx 140 3 the the DT cord-290952-tbsccwgx 140 4 product product NN cord-290952-tbsccwgx 140 5 of of IN cord-290952-tbsccwgx 140 6 infectious infectious JJ cord-290952-tbsccwgx 140 7 rate rate NN cord-290952-tbsccwgx 140 8 due due IN cord-290952-tbsccwgx 140 9 to to IN cord-290952-tbsccwgx 140 10 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 140 11 COIVD-19 coivd-19 JJ cord-290952-tbsccwgx 140 12 individuals individual NNS cord-290952-tbsccwgx 140 13 ( ( -LRB- cord-290952-tbsccwgx 140 14 βψ βψ IN cord-290952-tbsccwgx 140 15 ) ) -RRB- cord-290952-tbsccwgx 140 16 , , , cord-290952-tbsccwgx 140 17 the the DT cord-290952-tbsccwgx 140 18 fraction fraction NN cord-290952-tbsccwgx 140 19 of of IN cord-290952-tbsccwgx 140 20 latent latent JJ cord-290952-tbsccwgx 140 21 people people NNS cord-290952-tbsccwgx 140 22 that that WDT cord-290952-tbsccwgx 140 23 completed complete VBD cord-290952-tbsccwgx 140 24 the the DT cord-290952-tbsccwgx 140 25 incubation incubation NN cord-290952-tbsccwgx 140 26 period period NN cord-290952-tbsccwgx 140 27 and and CC cord-290952-tbsccwgx 140 28 move move VB cord-290952-tbsccwgx 140 29 to to IN cord-290952-tbsccwgx 140 30 the the DT cord-290952-tbsccwgx 140 31 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 140 32 stage stage NN cord-290952-tbsccwgx 140 33 ( ( -LRB- cord-290952-tbsccwgx 140 34 ρ(1−ω ρ(1−ω '' cord-290952-tbsccwgx 140 35 ) ) -RRB- cord-290952-tbsccwgx 141 1 k k NNP cord-290952-tbsccwgx 141 2 1 1 CD cord-290952-tbsccwgx 141 3 ) ) -RRB- cord-290952-tbsccwgx 141 4 and and CC cord-290952-tbsccwgx 141 5 the the DT cord-290952-tbsccwgx 141 6 average average JJ cord-290952-tbsccwgx 141 7 period period NN cord-290952-tbsccwgx 141 8 spent spend VBN cord-290952-tbsccwgx 141 9 in in IN cord-290952-tbsccwgx 141 10 the the DT cord-290952-tbsccwgx 141 11 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 141 12 class class NN cord-290952-tbsccwgx 141 13 ( ( -LRB- cord-290952-tbsccwgx 141 14 1 1 CD cord-290952-tbsccwgx 141 15 k k NN cord-290952-tbsccwgx 141 16 3 3 CD cord-290952-tbsccwgx 141 17 ) ) -RRB- cord-290952-tbsccwgx 141 18 . . . cord-290952-tbsccwgx 142 1 Similarly similarly RB cord-290952-tbsccwgx 142 2 , , , cord-290952-tbsccwgx 142 3 the the DT cord-290952-tbsccwgx 142 4 third third JJ cord-290952-tbsccwgx 142 5 constituent constituent JJ cord-290952-tbsccwgx 142 6 reproduction reproduction NN cord-290952-tbsccwgx 142 7 number number NN cord-290952-tbsccwgx 142 8 R R NNP cord-290952-tbsccwgx 142 9 0h 0h NNP cord-290952-tbsccwgx 142 10 expresses express VBZ cord-290952-tbsccwgx 142 11 the the DT cord-290952-tbsccwgx 142 12 new new JJ cord-290952-tbsccwgx 142 13 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 142 14 infection infection NN cord-290952-tbsccwgx 142 15 cases case NNS cord-290952-tbsccwgx 142 16 generated generate VBN cord-290952-tbsccwgx 142 17 by by IN cord-290952-tbsccwgx 142 18 hospitalized hospitalize VBN cord-290952-tbsccwgx 142 19 / / SYM cord-290952-tbsccwgx 142 20 isolated isolate VBN cord-290952-tbsccwgx 142 21 individuals individual NNS cord-290952-tbsccwgx 142 22 . . . cord-290952-tbsccwgx 143 1 In in IN cord-290952-tbsccwgx 143 2 particular particular JJ cord-290952-tbsccwgx 143 3 , , , cord-290952-tbsccwgx 143 4 the the DT cord-290952-tbsccwgx 143 5 first first JJ cord-290952-tbsccwgx 143 6 term term NN cord-290952-tbsccwgx 143 7 in in IN cord-290952-tbsccwgx 143 8 R r NN cord-290952-tbsccwgx 143 9 0h 0h CD cord-290952-tbsccwgx 143 10 represents represent VBZ cord-290952-tbsccwgx 143 11 the the DT cord-290952-tbsccwgx 143 12 contribution contribution NN cord-290952-tbsccwgx 143 13 into into IN cord-290952-tbsccwgx 143 14 the the DT cord-290952-tbsccwgx 143 15 hospitalized hospitalize VBN cord-290952-tbsccwgx 143 16 class class NN cord-290952-tbsccwgx 143 17 by by IN cord-290952-tbsccwgx 143 18 symptomatic symptomatic JJ cord-290952-tbsccwgx 143 19 infectious infectious JJ cord-290952-tbsccwgx 143 20 individuals individual NNS cord-290952-tbsccwgx 143 21 ( ( -LRB- cord-290952-tbsccwgx 143 22 in in IN cord-290952-tbsccwgx 143 23 class class NN cord-290952-tbsccwgx 143 24 I i NN cord-290952-tbsccwgx 143 25 ) ) -RRB- cord-290952-tbsccwgx 143 26 . . . cord-290952-tbsccwgx 144 1 It -PRON- PRP cord-290952-tbsccwgx 144 2 is be VBZ cord-290952-tbsccwgx 144 3 the the DT cord-290952-tbsccwgx 144 4 product product NN cord-290952-tbsccwgx 144 5 of of IN cord-290952-tbsccwgx 144 6 infectious infectious JJ cord-290952-tbsccwgx 144 7 rate rate NN cord-290952-tbsccwgx 144 8 due due IN cord-290952-tbsccwgx 144 9 to to IN cord-290952-tbsccwgx 144 10 hospitalized hospitalize VBN cord-290952-tbsccwgx 144 11 individuals individual NNS cord-290952-tbsccwgx 144 12 ( ( -LRB- cord-290952-tbsccwgx 144 13 βν βν RB cord-290952-tbsccwgx 144 14 ) ) -RRB- cord-290952-tbsccwgx 144 15 , , , cord-290952-tbsccwgx 144 16 the the DT cord-290952-tbsccwgx 144 17 fraction fraction NN cord-290952-tbsccwgx 144 18 of of IN cord-290952-tbsccwgx 144 19 latent latent JJ cord-290952-tbsccwgx 144 20 individuals individual NNS cord-290952-tbsccwgx 144 21 that that WDT cord-290952-tbsccwgx 144 22 completed complete VBD cord-290952-tbsccwgx 144 23 the the DT cord-290952-tbsccwgx 144 24 incubation incubation NN cord-290952-tbsccwgx 144 25 period period NN cord-290952-tbsccwgx 144 26 and and CC cord-290952-tbsccwgx 144 27 move move VB cord-290952-tbsccwgx 144 28 to to IN cord-290952-tbsccwgx 144 29 the the DT cord-290952-tbsccwgx 144 30 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 144 31 stage stage NN cord-290952-tbsccwgx 144 32 ( ( -LRB- cord-290952-tbsccwgx 144 33 ρ(1−ω ρ(1−ω '' cord-290952-tbsccwgx 144 34 ) ) -RRB- cord-290952-tbsccwgx 145 1 k k NNP cord-290952-tbsccwgx 145 2 1 1 CD cord-290952-tbsccwgx 145 3 ) ) -RRB- cord-290952-tbsccwgx 145 4 , , , cord-290952-tbsccwgx 145 5 the the DT cord-290952-tbsccwgx 145 6 portion portion NN cord-290952-tbsccwgx 145 7 of of IN cord-290952-tbsccwgx 145 8 individuals individual NNS cord-290952-tbsccwgx 145 9 that that WDT cord-290952-tbsccwgx 145 10 left leave VBD cord-290952-tbsccwgx 145 11 the the DT cord-290952-tbsccwgx 145 12 symptomatic symptomatic JJ cord-290952-tbsccwgx 145 13 class class NN cord-290952-tbsccwgx 145 14 I i NN cord-290952-tbsccwgx 145 15 and and CC cord-290952-tbsccwgx 145 16 move move VB cord-290952-tbsccwgx 145 17 to to IN cord-290952-tbsccwgx 145 18 the the DT cord-290952-tbsccwgx 145 19 hospitalized hospitalize VBN cord-290952-tbsccwgx 145 20 class class NN cord-290952-tbsccwgx 146 1 I -PRON- PRP cord-290952-tbsccwgx 146 2 h h NN cord-290952-tbsccwgx 146 3 ( ( -LRB- cord-290952-tbsccwgx 146 4 η η NN cord-290952-tbsccwgx 146 5 k k NNP cord-290952-tbsccwgx 146 6 2 2 CD cord-290952-tbsccwgx 146 7 ) ) -RRB- cord-290952-tbsccwgx 146 8 , , , cord-290952-tbsccwgx 146 9 and and CC cord-290952-tbsccwgx 146 10 the the DT cord-290952-tbsccwgx 146 11 average average JJ cord-290952-tbsccwgx 146 12 duration duration NN cord-290952-tbsccwgx 146 13 in in IN cord-290952-tbsccwgx 146 14 the the DT cord-290952-tbsccwgx 146 15 hospitalized hospitalize VBN cord-290952-tbsccwgx 146 16 class class NN cord-290952-tbsccwgx 146 17 ( ( -LRB- cord-290952-tbsccwgx 146 18 1 1 CD cord-290952-tbsccwgx 146 19 k k NN cord-290952-tbsccwgx 146 20 5 5 CD cord-290952-tbsccwgx 146 21 ) ) -RRB- cord-290952-tbsccwgx 146 22 . . . cord-290952-tbsccwgx 147 1 Finally finally RB cord-290952-tbsccwgx 147 2 , , , cord-290952-tbsccwgx 147 3 the the DT cord-290952-tbsccwgx 147 4 second second JJ cord-290952-tbsccwgx 147 5 term term NN cord-290952-tbsccwgx 147 6 in in IN cord-290952-tbsccwgx 147 7 R r NN cord-290952-tbsccwgx 147 8 0h 0h CD cord-290952-tbsccwgx 147 9 expresses express VBZ cord-290952-tbsccwgx 147 10 the the DT cord-290952-tbsccwgx 147 11 contribution contribution NN cord-290952-tbsccwgx 147 12 of of IN cord-290952-tbsccwgx 147 13 quarantined quarantine VBN cord-290952-tbsccwgx 147 14 individuals individual NNS cord-290952-tbsccwgx 147 15 into into IN cord-290952-tbsccwgx 147 16 the the DT cord-290952-tbsccwgx 147 17 hospitalized hospitalize VBN cord-290952-tbsccwgx 147 18 class class NN cord-290952-tbsccwgx 147 19 . . . cord-290952-tbsccwgx 148 1 In in IN cord-290952-tbsccwgx 148 2 this this DT cord-290952-tbsccwgx 148 3 part part NN cord-290952-tbsccwgx 148 4 , , , cord-290952-tbsccwgx 148 5 we -PRON- PRP cord-290952-tbsccwgx 148 6 will will MD cord-290952-tbsccwgx 148 7 prove prove VB cord-290952-tbsccwgx 148 8 the the DT cord-290952-tbsccwgx 148 9 local local JJ cord-290952-tbsccwgx 148 10 and and CC cord-290952-tbsccwgx 148 11 global global JJ cord-290952-tbsccwgx 148 12 stability stability NN cord-290952-tbsccwgx 148 13 of of IN cord-290952-tbsccwgx 148 14 the the DT cord-290952-tbsccwgx 148 15 model model NN cord-290952-tbsccwgx 148 16 around around IN cord-290952-tbsccwgx 148 17 the the DT cord-290952-tbsccwgx 148 18 DF DF NNP cord-290952-tbsccwgx 148 19 E. E. NNP cord-290952-tbsccwgx 149 1 The the DT cord-290952-tbsccwgx 149 2 epidemiological epidemiological JJ cord-290952-tbsccwgx 149 3 implication implication NN cord-290952-tbsccwgx 149 4 of of IN cord-290952-tbsccwgx 149 5 the the DT cord-290952-tbsccwgx 149 6 stability stability NN cord-290952-tbsccwgx 149 7 result result NN cord-290952-tbsccwgx 149 8 of of IN cord-290952-tbsccwgx 149 9 DF DF NNP cord-290952-tbsccwgx 149 10 E e NN cord-290952-tbsccwgx 149 11 case case NN cord-290952-tbsccwgx 149 12 is be VBZ cord-290952-tbsccwgx 149 13 that that IN cord-290952-tbsccwgx 149 14 a a DT cord-290952-tbsccwgx 149 15 small small JJ cord-290952-tbsccwgx 149 16 influx influx NN cord-290952-tbsccwgx 149 17 of of IN cord-290952-tbsccwgx 149 18 COVID-19 covid-19 JJ cord-290952-tbsccwgx 149 19 infections infection NNS cord-290952-tbsccwgx 149 20 cases case NNS cord-290952-tbsccwgx 149 21 will will MD cord-290952-tbsccwgx 149 22 not not RB cord-290952-tbsccwgx 149 23 generate generate VB cord-290952-tbsccwgx 149 24 a a DT cord-290952-tbsccwgx 149 25 COVID-19 covid-19 JJ cord-290952-tbsccwgx 149 26 outbreak outbreak NN cord-290952-tbsccwgx 149 27 if if IN cord-290952-tbsccwgx 149 28 R r NN cord-290952-tbsccwgx 149 29 0 0 CD cord-290952-tbsccwgx 149 30 < < XX cord-290952-tbsccwgx 149 31 1 1 CD cord-290952-tbsccwgx 149 32 . . . cord-290952-tbsccwgx 150 1 ( ( -LRB- cord-290952-tbsccwgx 150 2 3 3 LS cord-290952-tbsccwgx 150 3 ) ) -RRB- cord-290952-tbsccwgx 150 4 is be VBZ cord-290952-tbsccwgx 150 5 locally locally RB cord-290952-tbsccwgx 150 6 asymptotically asymptotically RB cord-290952-tbsccwgx 150 7 stable stable JJ cord-290952-tbsccwgx 150 8 if if IN cord-290952-tbsccwgx 150 9 R r NN cord-290952-tbsccwgx 150 10 0 0 CD cord-290952-tbsccwgx 150 11 < < XX cord-290952-tbsccwgx 150 12 1 1 CD cord-290952-tbsccwgx 150 13 and and CC cord-290952-tbsccwgx 150 14 unstable unstable JJ cord-290952-tbsccwgx 150 15 otherwise otherwise RB cord-290952-tbsccwgx 150 16 . . . cord-290952-tbsccwgx 151 1 Proof proof NN cord-290952-tbsccwgx 151 2 . . . cord-290952-tbsccwgx 152 1 The the DT cord-290952-tbsccwgx 152 2 Jacobian jacobian JJ cord-290952-tbsccwgx 152 3 matrix matrix NN cord-290952-tbsccwgx 152 4 J J NNP cord-290952-tbsccwgx 152 5 W W NNP cord-290952-tbsccwgx 152 6 0 0 CD cord-290952-tbsccwgx 152 7 obtained obtain VBN cord-290952-tbsccwgx 152 8 at at IN cord-290952-tbsccwgx 152 9 the the DT cord-290952-tbsccwgx 152 10 DFE DFE NNP cord-290952-tbsccwgx 152 11 W W NNP cord-290952-tbsccwgx 152 12 0 0 CD cord-290952-tbsccwgx 152 13 is be VBZ cord-290952-tbsccwgx 152 14 as as IN cord-290952-tbsccwgx 152 15 follows follow VBZ cord-290952-tbsccwgx 152 16 : : : cord-290952-tbsccwgx 153 1 Clearly clearly RB cord-290952-tbsccwgx 153 2 , , , cord-290952-tbsccwgx 153 3 from from IN cord-290952-tbsccwgx 153 4 the the DT cord-290952-tbsccwgx 153 5 above above JJ cord-290952-tbsccwgx 153 6 Jacobian jacobian JJ cord-290952-tbsccwgx 153 7 matrix matrix NN cord-290952-tbsccwgx 153 8 J J NNP cord-290952-tbsccwgx 153 9 W W NNP cord-290952-tbsccwgx 153 10 0 0 CD cord-290952-tbsccwgx 153 11 , , , cord-290952-tbsccwgx 153 12 the the DT cord-290952-tbsccwgx 153 13 eigenvalues eigenvalue NNS cord-290952-tbsccwgx 153 14 −µ −µ NNP cord-290952-tbsccwgx 153 15 , , , cord-290952-tbsccwgx 153 16 −µ −µ NNP cord-290952-tbsccwgx 153 17 and and CC cord-290952-tbsccwgx 153 18 −k −k NNP cord-290952-tbsccwgx 153 19 6 6 CD cord-290952-tbsccwgx 153 20 have have VBP cord-290952-tbsccwgx 153 21 negative negative JJ cord-290952-tbsccwgx 153 22 real real JJ cord-290952-tbsccwgx 153 23 part part NN cord-290952-tbsccwgx 153 24 . . . cord-290952-tbsccwgx 154 1 There there RB cord-290952-tbsccwgx 154 2 remanning remanne VBG cord-290952-tbsccwgx 154 3 eigenvalues eigenvalue NNS cord-290952-tbsccwgx 154 4 can can MD cord-290952-tbsccwgx 154 5 be be VB cord-290952-tbsccwgx 154 6 obtained obtain VBN cord-290952-tbsccwgx 154 7 through through IN cord-290952-tbsccwgx 154 8 the the DT cord-290952-tbsccwgx 154 9 equations equation NNS cord-290952-tbsccwgx 154 10 given give VBN cord-290952-tbsccwgx 154 11 below below RB cord-290952-tbsccwgx 154 12 : : : cord-290952-tbsccwgx 155 1 The the DT cord-290952-tbsccwgx 155 2 coefficients coefficient NNS cord-290952-tbsccwgx 155 3 involved involve VBN cord-290952-tbsccwgx 155 4 in in IN cord-290952-tbsccwgx 155 5 ( ( -LRB- cord-290952-tbsccwgx 155 6 8) 8) NNP cord-290952-tbsccwgx 155 7 are be VBP cord-290952-tbsccwgx 155 8 as as RB cord-290952-tbsccwgx 155 9 follow follow NN cord-290952-tbsccwgx 155 10 : : : cord-290952-tbsccwgx 155 11 where where WRB cord-290952-tbsccwgx 155 12 , , , cord-290952-tbsccwgx 155 13 Clearly clearly RB cord-290952-tbsccwgx 155 14 , , , cord-290952-tbsccwgx 155 15 C C NNP cord-290952-tbsccwgx 155 16 j j NNP cord-290952-tbsccwgx 155 17 for for IN cord-290952-tbsccwgx 155 18 j j NNP cord-290952-tbsccwgx 155 19 = = SYM cord-290952-tbsccwgx 155 20 1 1 CD cord-290952-tbsccwgx 155 21 ... ... NFP cord-290952-tbsccwgx 155 22 , , , cord-290952-tbsccwgx 155 23 5 5 CD cord-290952-tbsccwgx 155 24 are be VBP cord-290952-tbsccwgx 155 25 all all DT cord-290952-tbsccwgx 155 26 positive positive JJ cord-290952-tbsccwgx 155 27 if if IN cord-290952-tbsccwgx 155 28 R r NN cord-290952-tbsccwgx 155 29 0 0 CD cord-290952-tbsccwgx 155 30 < < XX cord-290952-tbsccwgx 155 31 1 1 CD cord-290952-tbsccwgx 155 32 . . . cord-290952-tbsccwgx 156 1 Further further RB cord-290952-tbsccwgx 156 2 , , , cord-290952-tbsccwgx 156 3 it -PRON- PRP cord-290952-tbsccwgx 156 4 is be VBZ cord-290952-tbsccwgx 156 5 easy easy JJ cord-290952-tbsccwgx 156 6 to to TO cord-290952-tbsccwgx 156 7 show show VB cord-290952-tbsccwgx 156 8 the the DT cord-290952-tbsccwgx 156 9 remaining remain VBG cord-290952-tbsccwgx 156 10 Routh Routh NNP cord-290952-tbsccwgx 156 11 - - HYPH cord-290952-tbsccwgx 156 12 Hurtwiz Hurtwiz NNP cord-290952-tbsccwgx 156 13 condition condition NN cord-290952-tbsccwgx 156 14 for for IN cord-290952-tbsccwgx 156 15 the the DT cord-290952-tbsccwgx 156 16 fifth fifth JJ cord-290952-tbsccwgx 156 17 order order NN cord-290952-tbsccwgx 156 18 polynomial polynomial NN cord-290952-tbsccwgx 156 19 ( ( -LRB- cord-290952-tbsccwgx 156 20 8) 8) NN cord-290952-tbsccwgx 156 21 . . . cord-290952-tbsccwgx 157 1 Thus thus RB cord-290952-tbsccwgx 157 2 , , , cord-290952-tbsccwgx 157 3 the the DT cord-290952-tbsccwgx 157 4 DF DF NNP cord-290952-tbsccwgx 157 5 E e NN cord-290952-tbsccwgx 157 6 is be VBZ cord-290952-tbsccwgx 157 7 locally locally RB cord-290952-tbsccwgx 157 8 asymptotically asymptotically RB cord-290952-tbsccwgx 157 9 stable stable JJ cord-290952-tbsccwgx 157 10 if if IN cord-290952-tbsccwgx 157 11 R r NN cord-290952-tbsccwgx 157 12 0 0 CD cord-290952-tbsccwgx 157 13 < < XX cord-290952-tbsccwgx 157 14 1 1 CD cord-290952-tbsccwgx 157 15 . . . cord-290952-tbsccwgx 158 1 The the DT cord-290952-tbsccwgx 158 2 global global JJ cord-290952-tbsccwgx 158 3 dynamics dynamic NNS cord-290952-tbsccwgx 158 4 of of IN cord-290952-tbsccwgx 158 5 DF DF NNP cord-290952-tbsccwgx 158 6 E E NNP cord-290952-tbsccwgx 158 7 , , , cord-290952-tbsccwgx 158 8 W w NN cord-290952-tbsccwgx 158 9 0 0 CD cord-290952-tbsccwgx 158 10 of of IN cord-290952-tbsccwgx 158 11 the the DT cord-290952-tbsccwgx 158 12 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 158 13 transmission transmission NN cord-290952-tbsccwgx 158 14 model model NN cord-290952-tbsccwgx 158 15 is be VBZ cord-290952-tbsccwgx 158 16 studied study VBN cord-290952-tbsccwgx 158 17 in in IN cord-290952-tbsccwgx 158 18 the the DT cord-290952-tbsccwgx 158 19 following following JJ cord-290952-tbsccwgx 158 20 result result NN cord-290952-tbsccwgx 158 21 . . . cord-290952-tbsccwgx 159 1 Theorem theorem NN cord-290952-tbsccwgx 159 2 2 2 CD cord-290952-tbsccwgx 159 3 . . . cord-290952-tbsccwgx 160 1 The the DT cord-290952-tbsccwgx 160 2 system system NN cord-290952-tbsccwgx 160 3 ( ( -LRB- cord-290952-tbsccwgx 160 4 3 3 CD cord-290952-tbsccwgx 160 5 ) ) -RRB- cord-290952-tbsccwgx 160 6 at at IN cord-290952-tbsccwgx 160 7 W w NN cord-290952-tbsccwgx 160 8 0 0 CD cord-290952-tbsccwgx 160 9 is be VBZ cord-290952-tbsccwgx 160 10 globally globally RB cord-290952-tbsccwgx 160 11 asymptotically asymptotically RB cord-290952-tbsccwgx 160 12 stable stable JJ cord-290952-tbsccwgx 160 13 if if IN cord-290952-tbsccwgx 160 14 R r NN cord-290952-tbsccwgx 160 15 0 0 CD cord-290952-tbsccwgx 160 16 < < XX cord-290952-tbsccwgx 160 17 1 1 CD cord-290952-tbsccwgx 160 18 , , , cord-290952-tbsccwgx 160 19 and and CC cord-290952-tbsccwgx 160 20 unstable unstable JJ cord-290952-tbsccwgx 160 21 for for IN cord-290952-tbsccwgx 160 22 R r NN cord-290952-tbsccwgx 160 23 0 0 CD cord-290952-tbsccwgx 160 24 > > SYM cord-290952-tbsccwgx 160 25 1 1 CD cord-290952-tbsccwgx 160 26 . . . cord-290952-tbsccwgx 161 1 Proof proof NN cord-290952-tbsccwgx 161 2 . . . cord-290952-tbsccwgx 162 1 Let let VB cord-290952-tbsccwgx 162 2 we -PRON- PRP cord-290952-tbsccwgx 162 3 consider consider VB cord-290952-tbsccwgx 162 4 the the DT cord-290952-tbsccwgx 162 5 following follow VBG cord-290952-tbsccwgx 162 6 Lyapunov Lyapunov NNP cord-290952-tbsccwgx 162 7 function function NN cord-290952-tbsccwgx 162 8 , , , cord-290952-tbsccwgx 162 9 in in IN cord-290952-tbsccwgx 162 10 order order NN cord-290952-tbsccwgx 162 11 to to TO cord-290952-tbsccwgx 162 12 prove prove VB cord-290952-tbsccwgx 162 13 the the DT cord-290952-tbsccwgx 162 14 required require VBN cord-290952-tbsccwgx 162 15 result result NN cord-290952-tbsccwgx 162 16 : : : cord-290952-tbsccwgx 162 17 where where WRB cord-290952-tbsccwgx 162 18 B B NNP cord-290952-tbsccwgx 162 19 i i PRP cord-290952-tbsccwgx 162 20 , , , cord-290952-tbsccwgx 162 21 for for IN cord-290952-tbsccwgx 162 22 i i PRP cord-290952-tbsccwgx 162 23 = = SYM cord-290952-tbsccwgx 162 24 1 1 CD cord-290952-tbsccwgx 162 25 , , , cord-290952-tbsccwgx 162 26 2 2 CD cord-290952-tbsccwgx 162 27 , , , cord-290952-tbsccwgx 162 28 · · NFP cord-290952-tbsccwgx 162 29 · · NFP cord-290952-tbsccwgx 162 30 · · NFP cord-290952-tbsccwgx 162 31 , , , cord-290952-tbsccwgx 162 32 5 5 CD cord-290952-tbsccwgx 162 33 , , , cord-290952-tbsccwgx 162 34 used use VBN cord-290952-tbsccwgx 162 35 for for IN cord-290952-tbsccwgx 162 36 some some DT cord-290952-tbsccwgx 162 37 unknown unknown JJ cord-290952-tbsccwgx 162 38 positive positive JJ cord-290952-tbsccwgx 162 39 constants constant NNS cord-290952-tbsccwgx 162 40 . . . cord-290952-tbsccwgx 163 1 Differentiating differentiate VBG cord-290952-tbsccwgx 163 2 the the DT cord-290952-tbsccwgx 163 3 function function NN cord-290952-tbsccwgx 163 4 Z(t z(t CD cord-290952-tbsccwgx 163 5 ) ) -RRB- cord-290952-tbsccwgx 163 6 with with IN cord-290952-tbsccwgx 163 7 respect respect NN cord-290952-tbsccwgx 163 8 to to IN cord-290952-tbsccwgx 163 9 t t NN cord-290952-tbsccwgx 163 10 and and CC cord-290952-tbsccwgx 163 11 using use VBG cord-290952-tbsccwgx 163 12 the the DT cord-290952-tbsccwgx 163 13 solutions solution NNS cord-290952-tbsccwgx 163 14 of of IN cord-290952-tbsccwgx 163 15 system system NN cord-290952-tbsccwgx 163 16 ( ( -LRB- cord-290952-tbsccwgx 163 17 3 3 CD cord-290952-tbsccwgx 163 18 ) ) -RRB- cord-290952-tbsccwgx 163 19 , , , cord-290952-tbsccwgx 163 20 we -PRON- PRP cord-290952-tbsccwgx 163 21 obtain obtain VBP cord-290952-tbsccwgx 163 22 : : : cord-290952-tbsccwgx 164 1 We -PRON- PRP cord-290952-tbsccwgx 164 2 obtained obtain VBD cord-290952-tbsccwgx 164 3 after after IN cord-290952-tbsccwgx 164 4 some some DT cord-290952-tbsccwgx 164 5 simplification simplification NN cord-290952-tbsccwgx 164 6 Hence hence RB cord-290952-tbsccwgx 164 7 , , , cord-290952-tbsccwgx 164 8 it -PRON- PRP cord-290952-tbsccwgx 164 9 is be VBZ cord-290952-tbsccwgx 164 10 obvious obvious JJ cord-290952-tbsccwgx 164 11 that that IN cord-290952-tbsccwgx 164 12 if if IN cord-290952-tbsccwgx 164 13 R r NN cord-290952-tbsccwgx 164 14 0 0 CD cord-290952-tbsccwgx 164 15 < < XX cord-290952-tbsccwgx 164 16 1 1 CD cord-290952-tbsccwgx 164 17 then then RB cord-290952-tbsccwgx 164 18 dZ(t dZ(t NNP cord-290952-tbsccwgx 164 19 ) ) -RRB- cord-290952-tbsccwgx 164 20 dt dt XX cord-290952-tbsccwgx 164 21 < < XX cord-290952-tbsccwgx 164 22 0 0 CD cord-290952-tbsccwgx 164 23 . . . cord-290952-tbsccwgx 165 1 Therefore therefore RB cord-290952-tbsccwgx 165 2 , , , cord-290952-tbsccwgx 165 3 the the DT cord-290952-tbsccwgx 165 4 largest large JJS cord-290952-tbsccwgx 165 5 compact compact JJ cord-290952-tbsccwgx 165 6 invariant invariant JJ cord-290952-tbsccwgx 165 7 set set NN cord-290952-tbsccwgx 165 8 in in IN cord-290952-tbsccwgx 165 9 ∆ ∆ NNP cord-290952-tbsccwgx 165 10 is be VBZ cord-290952-tbsccwgx 165 11 the the DT cord-290952-tbsccwgx 165 12 singleton singleton NNP cord-290952-tbsccwgx 165 13 set set NNP cord-290952-tbsccwgx 165 14 W W NNP cord-290952-tbsccwgx 165 15 0 0 CD cord-290952-tbsccwgx 165 16 and and CC cord-290952-tbsccwgx 165 17 using use VBG cord-290952-tbsccwgx 165 18 the the DT cord-290952-tbsccwgx 165 19 LaSalle LaSalle NNP cord-290952-tbsccwgx 165 20 's 's POS cord-290952-tbsccwgx 165 21 invariant invariant JJ cord-290952-tbsccwgx 165 22 principle principle NN cord-290952-tbsccwgx 165 23 [ [ -LRB- cord-290952-tbsccwgx 165 24 17 17 CD cord-290952-tbsccwgx 165 25 ] ] -RRB- cord-290952-tbsccwgx 165 26 , , , cord-290952-tbsccwgx 165 27 W w NN cord-290952-tbsccwgx 165 28 0 0 CD cord-290952-tbsccwgx 165 29 is be VBZ cord-290952-tbsccwgx 165 30 globally globally RB cord-290952-tbsccwgx 165 31 asymptotically asymptotically RB cord-290952-tbsccwgx 165 32 stable stable JJ cord-290952-tbsccwgx 165 33 in in IN cord-290952-tbsccwgx 165 34 ∆. ∆. NNP cord-290952-tbsccwgx 166 1 The the DT cord-290952-tbsccwgx 166 2 present present JJ cord-290952-tbsccwgx 166 3 section section NN cord-290952-tbsccwgx 166 4 investigates investigate VBZ cord-290952-tbsccwgx 166 5 the the DT cord-290952-tbsccwgx 166 6 data datum NNS cord-290952-tbsccwgx 166 7 fitting fitting NN cord-290952-tbsccwgx 166 8 using use VBG cord-290952-tbsccwgx 166 9 model model NN cord-290952-tbsccwgx 166 10 ( ( -LRB- cord-290952-tbsccwgx 166 11 3 3 CD cord-290952-tbsccwgx 166 12 ) ) -RRB- cord-290952-tbsccwgx 166 13 to to IN cord-290952-tbsccwgx 166 14 the the DT cord-290952-tbsccwgx 166 15 confirmed confirm VBN cord-290952-tbsccwgx 166 16 reported report VBN cord-290952-tbsccwgx 166 17 COVID-19 covid-19 CD cord-290952-tbsccwgx 166 18 infected infected JJ cord-290952-tbsccwgx 166 19 cases case NNS cord-290952-tbsccwgx 166 20 in in IN cord-290952-tbsccwgx 166 21 Pakistan Pakistan NNP cord-290952-tbsccwgx 166 22 . . . cord-290952-tbsccwgx 167 1 The the DT cord-290952-tbsccwgx 167 2 disease disease NN cord-290952-tbsccwgx 167 3 situation situation NN cord-290952-tbsccwgx 167 4 in in IN cord-290952-tbsccwgx 167 5 Pakistan Pakistan NNP cord-290952-tbsccwgx 167 6 is be VBZ cord-290952-tbsccwgx 167 7 becoming become VBG cord-290952-tbsccwgx 167 8 worse bad JJR cord-290952-tbsccwgx 167 9 day day NN cord-290952-tbsccwgx 167 10 by by IN cord-290952-tbsccwgx 167 11 day day NN cord-290952-tbsccwgx 167 12 and and CC cord-290952-tbsccwgx 167 13 currently currently RB cord-290952-tbsccwgx 167 14 , , , cord-290952-tbsccwgx 167 15 the the DT cord-290952-tbsccwgx 167 16 cumulative cumulative JJ cord-290952-tbsccwgx 167 17 reported report VBN cord-290952-tbsccwgx 167 18 cases case NNS cord-290952-tbsccwgx 167 19 are be VBP cord-290952-tbsccwgx 167 20 higher high JJR cord-290952-tbsccwgx 167 21 than than IN cord-290952-tbsccwgx 167 22 China China NNP cord-290952-tbsccwgx 167 23 . . . cord-290952-tbsccwgx 168 1 In in IN cord-290952-tbsccwgx 168 2 this this DT cord-290952-tbsccwgx 168 3 study study NN cord-290952-tbsccwgx 168 4 we -PRON- PRP cord-290952-tbsccwgx 168 5 consider consider VBP cord-290952-tbsccwgx 168 6 the the DT cord-290952-tbsccwgx 168 7 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 168 8 confirmed confirm VBN cord-290952-tbsccwgx 168 9 cases case NNS cord-290952-tbsccwgx 168 10 from from IN cord-290952-tbsccwgx 168 11 March March NNP cord-290952-tbsccwgx 168 12 01 01 CD cord-290952-tbsccwgx 168 13 , , , cord-290952-tbsccwgx 168 14 2020 2020 CD cord-290952-tbsccwgx 168 15 , , , cord-290952-tbsccwgx 168 16 till till IN cord-290952-tbsccwgx 168 17 May May NNP cord-290952-tbsccwgx 168 18 28 28 CD cord-290952-tbsccwgx 168 19 , , , cord-290952-tbsccwgx 168 20 2020 2020 CD cord-290952-tbsccwgx 168 21 , , , cord-290952-tbsccwgx 168 22 reported report VBN cord-290952-tbsccwgx 168 23 in in IN cord-290952-tbsccwgx 168 24 Pakistan Pakistan NNP cord-290952-tbsccwgx 168 25 . . . cord-290952-tbsccwgx 169 1 The the DT cord-290952-tbsccwgx 169 2 data datum NNS cord-290952-tbsccwgx 169 3 is be VBZ cord-290952-tbsccwgx 169 4 obtained obtain VBN cord-290952-tbsccwgx 169 5 from from IN cord-290952-tbsccwgx 169 6 [ [ -LRB- cord-290952-tbsccwgx 169 7 7 7 CD cord-290952-tbsccwgx 169 8 , , , cord-290952-tbsccwgx 169 9 8 8 CD cord-290952-tbsccwgx 169 10 ] ] -RRB- cord-290952-tbsccwgx 169 11 . . . cord-290952-tbsccwgx 170 1 In in IN cord-290952-tbsccwgx 170 2 order order NN cord-290952-tbsccwgx 170 3 to to TO cord-290952-tbsccwgx 170 4 parameterize parameterize VB cord-290952-tbsccwgx 170 5 the the DT cord-290952-tbsccwgx 170 6 model model NN cord-290952-tbsccwgx 170 7 , , , cord-290952-tbsccwgx 170 8 we -PRON- PRP cord-290952-tbsccwgx 170 9 utilized utilize VBD cord-290952-tbsccwgx 170 10 two two CD cord-290952-tbsccwgx 170 11 approaches approach NNS cord-290952-tbsccwgx 170 12 : : : cord-290952-tbsccwgx 171 1 Some some DT cord-290952-tbsccwgx 171 2 of of IN cord-290952-tbsccwgx 171 3 the the DT cord-290952-tbsccwgx 171 4 demographic demographic JJ cord-290952-tbsccwgx 171 5 parameters parameter NNS cord-290952-tbsccwgx 171 6 are be VBP cord-290952-tbsccwgx 171 7 estimated estimate VBN cord-290952-tbsccwgx 171 8 from from IN cord-290952-tbsccwgx 171 9 the the DT cord-290952-tbsccwgx 171 10 literature literature NN cord-290952-tbsccwgx 171 11 . . . cord-290952-tbsccwgx 172 1 We -PRON- PRP cord-290952-tbsccwgx 172 2 assume assume VBP cord-290952-tbsccwgx 172 3 the the DT cord-290952-tbsccwgx 172 4 time time NN cord-290952-tbsccwgx 172 5 unit unit NN cord-290952-tbsccwgx 172 6 is be VBZ cord-290952-tbsccwgx 172 7 days day NNS cord-290952-tbsccwgx 172 8 and and CC cord-290952-tbsccwgx 172 9 the the DT cord-290952-tbsccwgx 172 10 estimation estimation NN cord-290952-tbsccwgx 172 11 procedure procedure NN cord-290952-tbsccwgx 172 12 of of IN cord-290952-tbsccwgx 172 13 the the DT cord-290952-tbsccwgx 172 14 parameters parameter NNS cord-290952-tbsccwgx 172 15 is be VBZ cord-290952-tbsccwgx 172 16 as as IN cord-290952-tbsccwgx 172 17 follows follow VBZ cord-290952-tbsccwgx 172 18 : : : cord-290952-tbsccwgx 172 19 • • NNP cord-290952-tbsccwgx 173 1 The the DT cord-290952-tbsccwgx 173 2 birth birth NN cord-290952-tbsccwgx 173 3 rate rate NN cord-290952-tbsccwgx 173 4 Λ λ NN cord-290952-tbsccwgx 173 5 : : : cord-290952-tbsccwgx 173 6 The the DT cord-290952-tbsccwgx 173 7 total total JJ cord-290952-tbsccwgx 173 8 population population NN cord-290952-tbsccwgx 173 9 of of IN cord-290952-tbsccwgx 173 10 Pakistan Pakistan NNP cord-290952-tbsccwgx 173 11 estimated estimate VBN cord-290952-tbsccwgx 173 12 by by IN cord-290952-tbsccwgx 173 13 UN UN NNP cord-290952-tbsccwgx 173 14 for for IN cord-290952-tbsccwgx 173 15 the the DT cord-290952-tbsccwgx 173 16 year year NN cord-290952-tbsccwgx 173 17 2020 2020 CD cord-290952-tbsccwgx 173 18 is be VBZ cord-290952-tbsccwgx 173 19 about about RB cord-290952-tbsccwgx 173 20 N N NNP cord-290952-tbsccwgx 173 21 ( ( -LRB- cord-290952-tbsccwgx 173 22 0)=220,309,834 0)=220,309,834 CD cord-290952-tbsccwgx 173 23 [ [ -LRB- cord-290952-tbsccwgx 173 24 18 18 CD cord-290952-tbsccwgx 173 25 ] ] -RRB- cord-290952-tbsccwgx 173 26 , , , cord-290952-tbsccwgx 173 27 therefore therefore RB cord-290952-tbsccwgx 173 28 , , , cord-290952-tbsccwgx 173 29 the the DT cord-290952-tbsccwgx 173 30 parameter parameter NN cord-290952-tbsccwgx 173 31 Λ λ NN cord-290952-tbsccwgx 173 32 is be VBZ cord-290952-tbsccwgx 173 33 obtained obtain VBN cord-290952-tbsccwgx 173 34 from from IN cord-290952-tbsccwgx 173 35 Λ/µ Λ/µ NNP cord-290952-tbsccwgx 173 36 = = SYM cord-290952-tbsccwgx 173 37 N n NN cord-290952-tbsccwgx 173 38 ( ( -LRB- cord-290952-tbsccwgx 173 39 0 0 NFP cord-290952-tbsccwgx 173 40 ) ) -RRB- cord-290952-tbsccwgx 173 41 , , , cord-290952-tbsccwgx 173 42 and and CC cord-290952-tbsccwgx 173 43 it -PRON- PRP cord-290952-tbsccwgx 173 44 is be VBZ cord-290952-tbsccwgx 173 45 assumed assume VBN cord-290952-tbsccwgx 173 46 that that IN cord-290952-tbsccwgx 173 47 this this DT cord-290952-tbsccwgx 173 48 is be VBZ cord-290952-tbsccwgx 173 49 the the DT cord-290952-tbsccwgx 173 50 limiting limit VBG cord-290952-tbsccwgx 173 51 population population NN cord-290952-tbsccwgx 173 52 in in IN cord-290952-tbsccwgx 173 53 the the DT cord-290952-tbsccwgx 173 54 disease disease NN cord-290952-tbsccwgx 173 55 absence absence NN cord-290952-tbsccwgx 173 56 , , , cord-290952-tbsccwgx 173 57 so so IN cord-290952-tbsccwgx 173 58 that that IN cord-290952-tbsccwgx 173 59 Λ λ NN cord-290952-tbsccwgx 173 60 = = SYM cord-290952-tbsccwgx 173 61 8939 8939 CD cord-290952-tbsccwgx 173 62 per per IN cord-290952-tbsccwgx 173 63 day day NN cord-290952-tbsccwgx 173 64 . . . cord-290952-tbsccwgx 174 1 • • NNP cord-290952-tbsccwgx 174 2 Mortality mortality NN cord-290952-tbsccwgx 174 3 rate rate NN cord-290952-tbsccwgx 174 4 due due IN cord-290952-tbsccwgx 174 5 to to IN cord-290952-tbsccwgx 174 6 coronavirus coronavirus NN cord-290952-tbsccwgx 174 7 ξ ξ NN cord-290952-tbsccwgx 174 8 1 1 CD cord-290952-tbsccwgx 174 9 : : : cord-290952-tbsccwgx 175 1 The the DT cord-290952-tbsccwgx 175 2 death death NN cord-290952-tbsccwgx 175 3 rate rate NN cord-290952-tbsccwgx 175 4 due due IN cord-290952-tbsccwgx 175 5 to to IN cord-290952-tbsccwgx 175 6 this this DT cord-290952-tbsccwgx 175 7 novel novel JJ cord-290952-tbsccwgx 175 8 infection infection NN cord-290952-tbsccwgx 175 9 in in IN cord-290952-tbsccwgx 175 10 Pakistan Pakistan NNP cord-290952-tbsccwgx 175 11 is be VBZ cord-290952-tbsccwgx 175 12 2.2 2.2 CD cord-290952-tbsccwgx 175 13 % % NN cord-290952-tbsccwgx 175 14 so so RB cord-290952-tbsccwgx 175 15 far far RB cord-290952-tbsccwgx 175 16 [ [ -LRB- cord-290952-tbsccwgx 175 17 8 8 CD cord-290952-tbsccwgx 175 18 ] ] -RRB- cord-290952-tbsccwgx 175 19 , , , cord-290952-tbsccwgx 175 20 therefore therefore RB cord-290952-tbsccwgx 175 21 the the DT cord-290952-tbsccwgx 175 22 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 175 23 induced induce VBN cord-290952-tbsccwgx 175 24 mortality mortality NN cord-290952-tbsccwgx 175 25 rate rate NN cord-290952-tbsccwgx 175 26 is be VBZ cord-290952-tbsccwgx 175 27 estimated estimate VBN cord-290952-tbsccwgx 175 28 as as IN cord-290952-tbsccwgx 175 29 ξ ξ NNS cord-290952-tbsccwgx 175 30 1 1 CD cord-290952-tbsccwgx 175 31 = = SYM cord-290952-tbsccwgx 175 32 0.022 0.022 CD cord-290952-tbsccwgx 175 33 . . . cord-290952-tbsccwgx 176 1 The the DT cord-290952-tbsccwgx 176 2 remaining remain VBG cord-290952-tbsccwgx 176 3 biological biological JJ cord-290952-tbsccwgx 176 4 parameters parameter NNS cord-290952-tbsccwgx 176 5 are be VBP cord-290952-tbsccwgx 176 6 fitted fit VBN cord-290952-tbsccwgx 176 7 from from IN cord-290952-tbsccwgx 176 8 the the DT cord-290952-tbsccwgx 176 9 reported report VBN cord-290952-tbsccwgx 176 10 infected infected JJ cord-290952-tbsccwgx 176 11 cases case NNS cord-290952-tbsccwgx 176 12 plotted plot VBN cord-290952-tbsccwgx 176 13 in in IN cord-290952-tbsccwgx 176 14 Figure Figure NNP cord-290952-tbsccwgx 176 15 1 1 CD cord-290952-tbsccwgx 176 16 . . . cord-290952-tbsccwgx 177 1 To to TO cord-290952-tbsccwgx 177 2 do do VB cord-290952-tbsccwgx 177 3 this this DT cord-290952-tbsccwgx 177 4 we -PRON- PRP cord-290952-tbsccwgx 177 5 used use VBD cord-290952-tbsccwgx 177 6 the the DT cord-290952-tbsccwgx 177 7 non non JJ cord-290952-tbsccwgx 177 8 - - JJ cord-290952-tbsccwgx 177 9 linear linear JJ cord-290952-tbsccwgx 177 10 least least JJS cord-290952-tbsccwgx 177 11 - - HYPH cord-290952-tbsccwgx 177 12 square square JJ cord-290952-tbsccwgx 177 13 curve curve NN cord-290952-tbsccwgx 177 14 fitting fitting NN cord-290952-tbsccwgx 177 15 technique technique NN cord-290952-tbsccwgx 177 16 followed follow VBN cord-290952-tbsccwgx 177 17 in in IN cord-290952-tbsccwgx 177 18 [ [ -LRB- cord-290952-tbsccwgx 177 19 19 19 CD cord-290952-tbsccwgx 177 20 , , , cord-290952-tbsccwgx 177 21 20 20 CD cord-290952-tbsccwgx 177 22 ] ] -RRB- cord-290952-tbsccwgx 177 23 . . . cord-290952-tbsccwgx 178 1 We -PRON- PRP cord-290952-tbsccwgx 178 2 briefly briefly RB cord-290952-tbsccwgx 178 3 present present VBP cord-290952-tbsccwgx 178 4 the the DT cord-290952-tbsccwgx 178 5 main main JJ cord-290952-tbsccwgx 178 6 steps step NNS cord-290952-tbsccwgx 178 7 in in IN cord-290952-tbsccwgx 178 8 this this DT cord-290952-tbsccwgx 178 9 statistical statistical JJ cord-290952-tbsccwgx 178 10 technique technique NN cord-290952-tbsccwgx 178 11 . . . cord-290952-tbsccwgx 179 1 In in IN cord-290952-tbsccwgx 179 2 order order NN cord-290952-tbsccwgx 179 3 to to TO cord-290952-tbsccwgx 179 4 present present VB cord-290952-tbsccwgx 179 5 the the DT cord-290952-tbsccwgx 179 6 main main JJ cord-290952-tbsccwgx 179 7 theme theme NN cord-290952-tbsccwgx 179 8 of of IN cord-290952-tbsccwgx 179 9 the the DT cord-290952-tbsccwgx 179 10 algorithm algorithm NN cord-290952-tbsccwgx 179 11 , , , cord-290952-tbsccwgx 179 12 firstly firstly RB cord-290952-tbsccwgx 179 13 , , , cord-290952-tbsccwgx 179 14 the the DT cord-290952-tbsccwgx 179 15 model model NN cord-290952-tbsccwgx 179 16 ( ( -LRB- cord-290952-tbsccwgx 179 17 3 3 LS cord-290952-tbsccwgx 179 18 ) ) -RRB- cord-290952-tbsccwgx 179 19 can can MD cord-290952-tbsccwgx 179 20 be be VB cord-290952-tbsccwgx 179 21 comprehensively comprehensively RB cord-290952-tbsccwgx 179 22 expressed express VBN cord-290952-tbsccwgx 179 23 as as IN cord-290952-tbsccwgx 179 24 The the DT cord-290952-tbsccwgx 179 25 function function NN cord-290952-tbsccwgx 179 26 F F NNP cord-290952-tbsccwgx 179 27 depends depend VBZ cord-290952-tbsccwgx 179 28 on on IN cord-290952-tbsccwgx 179 29 time time NN cord-290952-tbsccwgx 179 30 t t NN cord-290952-tbsccwgx 179 31 , , , cord-290952-tbsccwgx 179 32 the the DT cord-290952-tbsccwgx 179 33 vectors vector NNS cord-290952-tbsccwgx 179 34 of of IN cord-290952-tbsccwgx 179 35 dependent dependent JJ cord-290952-tbsccwgx 179 36 or or CC cord-290952-tbsccwgx 179 37 state state NN cord-290952-tbsccwgx 179 38 variables variable NNS cord-290952-tbsccwgx 179 39 Y y NN cord-290952-tbsccwgx 179 40 and and CC cord-290952-tbsccwgx 179 41 unknown unknown JJ cord-290952-tbsccwgx 179 42 parameters parameter NNS cord-290952-tbsccwgx 179 43 θ θ NN cord-290952-tbsccwgx 179 44 to to TO cord-290952-tbsccwgx 179 45 be be VB cord-290952-tbsccwgx 179 46 estimated estimate VBN cord-290952-tbsccwgx 179 47 . . . cord-290952-tbsccwgx 180 1 The the DT cord-290952-tbsccwgx 180 2 purpose purpose NN cord-290952-tbsccwgx 180 3 of of IN cord-290952-tbsccwgx 180 4 using use VBG cord-290952-tbsccwgx 180 5 the the DT cord-290952-tbsccwgx 180 6 least least JJS cord-290952-tbsccwgx 180 7 square square JJ cord-290952-tbsccwgx 180 8 technique technique NN cord-290952-tbsccwgx 180 9 is be VBZ cord-290952-tbsccwgx 180 10 to to TO cord-290952-tbsccwgx 180 11 estimate estimate VB cord-290952-tbsccwgx 180 12 the the DT cord-290952-tbsccwgx 180 13 best good JJS cord-290952-tbsccwgx 180 14 values value NNS cord-290952-tbsccwgx 180 15 of of IN cord-290952-tbsccwgx 180 16 model model NN cord-290952-tbsccwgx 180 17 parameter parameter NN cord-290952-tbsccwgx 180 18 which which WDT cord-290952-tbsccwgx 180 19 is be VBZ cord-290952-tbsccwgx 180 20 obtain obtain VB cord-290952-tbsccwgx 180 21 by by IN cord-290952-tbsccwgx 180 22 minimizing minimize VBG cord-290952-tbsccwgx 180 23 the the DT cord-290952-tbsccwgx 180 24 error error NN cord-290952-tbsccwgx 180 25 between between IN cord-290952-tbsccwgx 180 26 the the DT cord-290952-tbsccwgx 180 27 reported report VBN cord-290952-tbsccwgx 180 28 data data NN cord-290952-tbsccwgx 180 29 pointsỹ pointsỹ NNP cord-290952-tbsccwgx 180 30 t t NNP cord-290952-tbsccwgx 180 31 l l NNP cord-290952-tbsccwgx 180 32 and and CC cord-290952-tbsccwgx 180 33 the the DT cord-290952-tbsccwgx 180 34 solution solution NN cord-290952-tbsccwgx 180 35 of of IN cord-290952-tbsccwgx 180 36 the the DT cord-290952-tbsccwgx 180 37 model model NN cord-290952-tbsccwgx 180 38 y y NNP cord-290952-tbsccwgx 180 39 t t NNP cord-290952-tbsccwgx 180 40 l l NNP cord-290952-tbsccwgx 180 41 associated associate VBN cord-290952-tbsccwgx 180 42 with with IN cord-290952-tbsccwgx 180 43 the the DT cord-290952-tbsccwgx 180 44 model model NN cord-290952-tbsccwgx 180 45 parameters parameter NNS cord-290952-tbsccwgx 180 46 θ θ NN cord-290952-tbsccwgx 180 47 . . . cord-290952-tbsccwgx 181 1 The the DT cord-290952-tbsccwgx 181 2 objective objective JJ cord-290952-tbsccwgx 181 3 function function NN cord-290952-tbsccwgx 181 4 used use VBN cord-290952-tbsccwgx 181 5 in in IN cord-290952-tbsccwgx 181 6 the the DT cord-290952-tbsccwgx 181 7 minimization minimization NN cord-290952-tbsccwgx 181 8 procedure procedure NN cord-290952-tbsccwgx 181 9 is be VBZ cord-290952-tbsccwgx 181 10 given give VBN cord-290952-tbsccwgx 181 11 asθ asθ NN cord-290952-tbsccwgx 182 1 Where where WRB cord-290952-tbsccwgx 182 2 n n NN cord-290952-tbsccwgx 182 3 denotes denote VBZ cord-290952-tbsccwgx 182 4 the the DT cord-290952-tbsccwgx 182 5 available available JJ cord-290952-tbsccwgx 182 6 actual actual JJ cord-290952-tbsccwgx 182 7 data data NN cord-290952-tbsccwgx 182 8 points point NNS cord-290952-tbsccwgx 182 9 . . . cord-290952-tbsccwgx 183 1 To to TO cord-290952-tbsccwgx 183 2 obtain obtain VB cord-290952-tbsccwgx 183 3 the the DT cord-290952-tbsccwgx 183 4 model model NN cord-290952-tbsccwgx 183 5 parameters parameter NNS cord-290952-tbsccwgx 183 6 , , , cord-290952-tbsccwgx 183 7 we -PRON- PRP cord-290952-tbsccwgx 183 8 aimed aim VBD cord-290952-tbsccwgx 183 9 to to TO cord-290952-tbsccwgx 183 10 minimize minimize VB cord-290952-tbsccwgx 183 11 the the DT cord-290952-tbsccwgx 183 12 following follow VBG cord-290952-tbsccwgx 183 13 objective objective JJ cord-290952-tbsccwgx 183 14 function function NN cord-290952-tbsccwgx 183 15 minθ minθ NNS cord-290952-tbsccwgx 183 16 subject subject JJ cord-290952-tbsccwgx 183 17 to to IN cord-290952-tbsccwgx 183 18 Eq.(10 eq.(10 FW cord-290952-tbsccwgx 183 19 ) ) -RRB- cord-290952-tbsccwgx 183 20 . . . cord-290952-tbsccwgx 184 1 For for IN cord-290952-tbsccwgx 184 2 more more JJR cord-290952-tbsccwgx 184 3 detail detail NN cord-290952-tbsccwgx 184 4 about about IN cord-290952-tbsccwgx 184 5 this this DT cord-290952-tbsccwgx 184 6 technique technique NN cord-290952-tbsccwgx 184 7 please please UH cord-290952-tbsccwgx 184 8 see see VB cord-290952-tbsccwgx 184 9 [ [ -LRB- cord-290952-tbsccwgx 184 10 21 21 CD cord-290952-tbsccwgx 184 11 , , , cord-290952-tbsccwgx 184 12 19 19 CD cord-290952-tbsccwgx 184 13 ] ] -RRB- cord-290952-tbsccwgx 184 14 and and CC cord-290952-tbsccwgx 184 15 reference reference NN cord-290952-tbsccwgx 184 16 therein therein RB cord-290952-tbsccwgx 184 17 . . . cord-290952-tbsccwgx 185 1 We -PRON- PRP cord-290952-tbsccwgx 185 2 investigate investigate VBP cord-290952-tbsccwgx 185 3 the the DT cord-290952-tbsccwgx 185 4 proposed propose VBN cord-290952-tbsccwgx 185 5 model model NN cord-290952-tbsccwgx 185 6 fit fit NN cord-290952-tbsccwgx 185 7 to to IN cord-290952-tbsccwgx 185 8 the the DT cord-290952-tbsccwgx 185 9 reported report VBN cord-290952-tbsccwgx 185 10 COVID-19 covid-19 CD cord-290952-tbsccwgx 185 11 infected infected JJ cord-290952-tbsccwgx 185 12 cases case NNS cord-290952-tbsccwgx 185 13 in in IN cord-290952-tbsccwgx 185 14 Pakistan Pakistan NNP cord-290952-tbsccwgx 185 15 using use VBG cord-290952-tbsccwgx 185 16 the the DT cord-290952-tbsccwgx 185 17 above above JJ cord-290952-tbsccwgx 185 18 approach approach NN cord-290952-tbsccwgx 185 19 . . . cord-290952-tbsccwgx 186 1 The the DT cord-290952-tbsccwgx 186 2 reported report VBN cord-290952-tbsccwgx 186 3 cases case NNS cord-290952-tbsccwgx 186 4 are be VBP cord-290952-tbsccwgx 186 5 shown show VBN cord-290952-tbsccwgx 186 6 in in IN cord-290952-tbsccwgx 186 7 Figure figure NN cord-290952-tbsccwgx 186 8 1 1 CD cord-290952-tbsccwgx 186 9 . . . cord-290952-tbsccwgx 187 1 The the DT cord-290952-tbsccwgx 187 2 model model NN cord-290952-tbsccwgx 187 3 is be VBZ cord-290952-tbsccwgx 187 4 solved solve VBN cord-290952-tbsccwgx 187 5 using use VBG cord-290952-tbsccwgx 187 6 ode45 ode45 NNS cord-290952-tbsccwgx 187 7 ( ( -LRB- cord-290952-tbsccwgx 187 8 RK4 rk4 NN cord-290952-tbsccwgx 187 9 technique technique NN cord-290952-tbsccwgx 187 10 ) ) -RRB- cord-290952-tbsccwgx 187 11 package package NN cord-290952-tbsccwgx 187 12 which which WDT cord-290952-tbsccwgx 187 13 is be VBZ cord-290952-tbsccwgx 187 14 a a DT cord-290952-tbsccwgx 187 15 solver solver NN cord-290952-tbsccwgx 187 16 for for IN cord-290952-tbsccwgx 187 17 the the DT cord-290952-tbsccwgx 187 18 initial initial JJ cord-290952-tbsccwgx 187 19 value value NN cord-290952-tbsccwgx 187 20 problem problem NN cord-290952-tbsccwgx 187 21 in in IN cord-290952-tbsccwgx 187 22 Matlab Matlab NNP cord-290952-tbsccwgx 187 23 . . . cord-290952-tbsccwgx 188 1 Then then RB cord-290952-tbsccwgx 188 2 , , , cord-290952-tbsccwgx 188 3 we -PRON- PRP cord-290952-tbsccwgx 188 4 implemented implement VBD cord-290952-tbsccwgx 188 5 the the DT cord-290952-tbsccwgx 188 6 lsqcurvefit lsqcurvefit NNP cord-290952-tbsccwgx 188 7 package package NN cord-290952-tbsccwgx 188 8 to to TO cord-290952-tbsccwgx 188 9 fit fit VB cord-290952-tbsccwgx 188 10 the the DT cord-290952-tbsccwgx 188 11 model model NN cord-290952-tbsccwgx 188 12 to to IN cord-290952-tbsccwgx 188 13 real real JJ cord-290952-tbsccwgx 188 14 data datum NNS cord-290952-tbsccwgx 188 15 and and CC cord-290952-tbsccwgx 188 16 to to TO cord-290952-tbsccwgx 188 17 estimate estimate VB cord-290952-tbsccwgx 188 18 the the DT cord-290952-tbsccwgx 188 19 parameters parameter NNS cord-290952-tbsccwgx 188 20 . . . cord-290952-tbsccwgx 189 1 The the DT cord-290952-tbsccwgx 189 2 best good JJS cord-290952-tbsccwgx 189 3 fit fit NN cord-290952-tbsccwgx 189 4 to to IN cord-290952-tbsccwgx 189 5 the the DT cord-290952-tbsccwgx 189 6 reported report VBN cord-290952-tbsccwgx 189 7 data datum NNS cord-290952-tbsccwgx 189 8 via via IN cord-290952-tbsccwgx 189 9 our -PRON- PRP$ cord-290952-tbsccwgx 189 10 model model NN cord-290952-tbsccwgx 189 11 is be VBZ cord-290952-tbsccwgx 189 12 depicted depict VBN cord-290952-tbsccwgx 189 13 in in IN cord-290952-tbsccwgx 189 14 Figure figure NN cord-290952-tbsccwgx 189 15 2 2 CD cord-290952-tbsccwgx 189 16 . . . cord-290952-tbsccwgx 190 1 It -PRON- PRP cord-290952-tbsccwgx 190 2 can can MD cord-290952-tbsccwgx 190 3 be be VB cord-290952-tbsccwgx 190 4 seen see VBN cord-290952-tbsccwgx 190 5 that that IN cord-290952-tbsccwgx 190 6 the the DT cord-290952-tbsccwgx 190 7 model model NN cord-290952-tbsccwgx 190 8 simulation simulation NN cord-290952-tbsccwgx 190 9 is be VBZ cord-290952-tbsccwgx 190 10 in in IN cord-290952-tbsccwgx 190 11 good good JJ cord-290952-tbsccwgx 190 12 agreement agreement NN cord-290952-tbsccwgx 190 13 with with IN cord-290952-tbsccwgx 190 14 the the DT cord-290952-tbsccwgx 190 15 real real JJ cord-290952-tbsccwgx 190 16 data datum NNS cord-290952-tbsccwgx 190 17 . . . cord-290952-tbsccwgx 191 1 The the DT cord-290952-tbsccwgx 191 2 estimated estimate VBN cord-290952-tbsccwgx 191 3 and and CC cord-290952-tbsccwgx 191 4 fitted fit VBN cord-290952-tbsccwgx 191 5 parameters parameter NNS cord-290952-tbsccwgx 191 6 are be VBP cord-290952-tbsccwgx 191 7 given give VBN cord-290952-tbsccwgx 191 8 in in IN cord-290952-tbsccwgx 191 9 _SP cord-290952-tbsccwgx 191 10 This this DT cord-290952-tbsccwgx 191 11 section section NN cord-290952-tbsccwgx 191 12 is be VBZ cord-290952-tbsccwgx 191 13 devoted devote VBN cord-290952-tbsccwgx 191 14 to to TO cord-290952-tbsccwgx 191 15 perform perform VB cord-290952-tbsccwgx 191 16 the the DT cord-290952-tbsccwgx 191 17 simulation simulation NN cord-290952-tbsccwgx 191 18 results result NNS cord-290952-tbsccwgx 191 19 of of IN cord-290952-tbsccwgx 191 20 the the DT cord-290952-tbsccwgx 191 21 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 191 22 transmission transmission NN cord-290952-tbsccwgx 191 23 model model NN cord-290952-tbsccwgx 191 24 ( ( -LRB- cord-290952-tbsccwgx 191 25 3 3 CD cord-290952-tbsccwgx 191 26 ) ) -RRB- cord-290952-tbsccwgx 191 27 . . . cord-290952-tbsccwgx 192 1 The the DT cord-290952-tbsccwgx 192 2 model model NN cord-290952-tbsccwgx 192 3 is be VBZ cord-290952-tbsccwgx 192 4 solved solve VBN cord-290952-tbsccwgx 192 5 numerically numerically RB cord-290952-tbsccwgx 192 6 using use VBG cord-290952-tbsccwgx 192 7 fd45 fd45 NNP cord-290952-tbsccwgx 192 8 Package Package NNP cord-290952-tbsccwgx 192 9 in in IN cord-290952-tbsccwgx 192 10 Matlab Matlab NNP cord-290952-tbsccwgx 192 11 which which WDT cord-290952-tbsccwgx 192 12 is be VBZ cord-290952-tbsccwgx 192 13 base base NN cord-290952-tbsccwgx 192 14 on on IN cord-290952-tbsccwgx 192 15 the the DT cord-290952-tbsccwgx 192 16 Range Range NNP cord-290952-tbsccwgx 192 17 - - HYPH cord-290952-tbsccwgx 192 18 Kutta Kutta NNP cord-290952-tbsccwgx 192 19 fourth fourth JJ cord-290952-tbsccwgx 192 20 - - HYPH cord-290952-tbsccwgx 192 21 order order NN cord-290952-tbsccwgx 192 22 method method NN cord-290952-tbsccwgx 192 23 . . . cord-290952-tbsccwgx 193 1 The the DT cord-290952-tbsccwgx 193 2 estimated estimate VBN cord-290952-tbsccwgx 193 3 parameter parameter NN cord-290952-tbsccwgx 193 4 values value NNS cord-290952-tbsccwgx 193 5 given give VBN cord-290952-tbsccwgx 193 6 in in IN cord-290952-tbsccwgx 193 7 Table Table NNP cord-290952-tbsccwgx 193 8 _SP cord-290952-tbsccwgx 193 9 1 1 CD cord-290952-tbsccwgx 193 10 are be VBP cord-290952-tbsccwgx 193 11 utilized utilize VBN cord-290952-tbsccwgx 193 12 in in IN cord-290952-tbsccwgx 193 13 the the DT cord-290952-tbsccwgx 193 14 simulation simulation NN cord-290952-tbsccwgx 193 15 process process NN cord-290952-tbsccwgx 193 16 in in IN cord-290952-tbsccwgx 193 17 order order NN cord-290952-tbsccwgx 193 18 to to TO cord-290952-tbsccwgx 193 19 study study VB cord-290952-tbsccwgx 193 20 the the DT cord-290952-tbsccwgx 193 21 impact impact NN cord-290952-tbsccwgx 193 22 of of IN cord-290952-tbsccwgx 193 23 various various JJ cord-290952-tbsccwgx 193 24 possible possible JJ cord-290952-tbsccwgx 193 25 non non JJ cord-290952-tbsccwgx 193 26 - - JJ cord-290952-tbsccwgx 193 27 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 193 28 interventions intervention NNS cord-290952-tbsccwgx 193 29 against against IN cord-290952-tbsccwgx 193 30 the the DT cord-290952-tbsccwgx 193 31 spread spread NN cord-290952-tbsccwgx 193 32 of of IN cord-290952-tbsccwgx 193 33 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 193 34 in in IN cord-290952-tbsccwgx 193 35 Pakistan Pakistan NNP cord-290952-tbsccwgx 193 36 . . . cord-290952-tbsccwgx 194 1 In in IN cord-290952-tbsccwgx 194 2 the the DT cord-290952-tbsccwgx 194 3 graphical graphical JJ cord-290952-tbsccwgx 194 4 results result NNS cord-290952-tbsccwgx 194 5 , , , cord-290952-tbsccwgx 194 6 the the DT cord-290952-tbsccwgx 194 7 various various JJ cord-290952-tbsccwgx 194 8 non non JJ cord-290952-tbsccwgx 194 9 - - JJ cord-290952-tbsccwgx 194 10 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 194 11 control control NN cord-290952-tbsccwgx 194 12 parameters parameter NNS cord-290952-tbsccwgx 194 13 are be VBP cord-290952-tbsccwgx 194 14 taken take VBN cord-290952-tbsccwgx 194 15 at at IN cord-290952-tbsccwgx 194 16 their -PRON- PRP$ cord-290952-tbsccwgx 194 17 baseline baseline JJ cord-290952-tbsccwgx 194 18 values value NNS cord-290952-tbsccwgx 194 19 given give VBN cord-290952-tbsccwgx 194 20 in in IN cord-290952-tbsccwgx 194 21 Table Table NNP cord-290952-tbsccwgx 194 22 1 1 CD cord-290952-tbsccwgx 194 23 ( ( -LRB- cord-290952-tbsccwgx 194 24 unless unless IN cord-290952-tbsccwgx 194 25 otherwise otherwise RB cord-290952-tbsccwgx 194 26 stated state VBN cord-290952-tbsccwgx 194 27 in in IN cord-290952-tbsccwgx 194 28 captions caption NNS cord-290952-tbsccwgx 194 29 ) ) -RRB- cord-290952-tbsccwgx 194 30 . . . cord-290952-tbsccwgx 195 1 The the DT cord-290952-tbsccwgx 195 2 effect effect NN cord-290952-tbsccwgx 195 3 of of IN cord-290952-tbsccwgx 195 4 parameter parameter NN cord-290952-tbsccwgx 195 5 β β XX cord-290952-tbsccwgx 195 6 that that WDT cord-290952-tbsccwgx 195 7 represents represent VBZ cord-290952-tbsccwgx 195 8 the the DT cord-290952-tbsccwgx 195 9 impact impact NN cord-290952-tbsccwgx 195 10 of of IN cord-290952-tbsccwgx 195 11 effective effective JJ cord-290952-tbsccwgx 195 12 contacts contact NNS cord-290952-tbsccwgx 195 13 is be VBZ cord-290952-tbsccwgx 195 14 shown show VBN cord-290952-tbsccwgx 195 15 in in IN cord-290952-tbsccwgx 195 16 Figure Figure NNP cord-290952-tbsccwgx 195 17 3 3 CD cord-290952-tbsccwgx 195 18 . . . cord-290952-tbsccwgx 196 1 We -PRON- PRP cord-290952-tbsccwgx 196 2 have have VBP cord-290952-tbsccwgx 196 3 analyzed analyze VBN cord-290952-tbsccwgx 196 4 the the DT cord-290952-tbsccwgx 196 5 impact impact NN cord-290952-tbsccwgx 196 6 of of IN cord-290952-tbsccwgx 196 7 baseline baseline JJ cord-290952-tbsccwgx 196 8 social social JJ cord-290952-tbsccwgx 196 9 - - HYPH cord-290952-tbsccwgx 196 10 distancing distance VBG cord-290952-tbsccwgx 196 11 , , , cord-290952-tbsccwgx 196 12 mild mild JJ cord-290952-tbsccwgx 196 13 social social NN cord-290952-tbsccwgx 196 14 - - HYPH cord-290952-tbsccwgx 196 15 distancing distance VBG cord-290952-tbsccwgx 196 16 ( ( -LRB- cord-290952-tbsccwgx 196 17 10 10 CD cord-290952-tbsccwgx 196 18 % % NN cord-290952-tbsccwgx 196 19 reduction reduction NN cord-290952-tbsccwgx 196 20 in in IN cord-290952-tbsccwgx 196 21 β β NNP cord-290952-tbsccwgx 196 22 ) ) -RRB- cord-290952-tbsccwgx 196 23 , , , cord-290952-tbsccwgx 196 24 moderate moderate JJ cord-290952-tbsccwgx 196 25 social social NN cord-290952-tbsccwgx 196 26 - - HYPH cord-290952-tbsccwgx 196 27 distancing distance VBG cord-290952-tbsccwgx 196 28 ( ( -LRB- cord-290952-tbsccwgx 196 29 30 30 CD cord-290952-tbsccwgx 196 30 % % NN cord-290952-tbsccwgx 196 31 reduction reduction NN cord-290952-tbsccwgx 196 32 in in IN cord-290952-tbsccwgx 196 33 β β NN cord-290952-tbsccwgx 196 34 ) ) -RRB- cord-290952-tbsccwgx 196 35 and and CC cord-290952-tbsccwgx 196 36 comparatively comparatively RB cord-290952-tbsccwgx 196 37 strict strict JJ cord-290952-tbsccwgx 196 38 socialdistancing socialdistancing NN cord-290952-tbsccwgx 196 39 ( ( -LRB- cord-290952-tbsccwgx 196 40 35 35 CD cord-290952-tbsccwgx 196 41 % % NN cord-290952-tbsccwgx 196 42 reduction reduction NN cord-290952-tbsccwgx 196 43 in in IN cord-290952-tbsccwgx 196 44 β β NNP cord-290952-tbsccwgx 196 45 ) ) -RRB- cord-290952-tbsccwgx 196 46 on on IN cord-290952-tbsccwgx 196 47 the the DT cord-290952-tbsccwgx 196 48 disease disease NN cord-290952-tbsccwgx 196 49 transmission transmission NN cord-290952-tbsccwgx 196 50 . . . cord-290952-tbsccwgx 197 1 It -PRON- PRP cord-290952-tbsccwgx 197 2 is be VBZ cord-290952-tbsccwgx 197 3 observed observe VBN cord-290952-tbsccwgx 197 4 from from IN cord-290952-tbsccwgx 197 5 Figure figure NN cord-290952-tbsccwgx 197 6 3 3 CD cord-290952-tbsccwgx 197 7 that that IN cord-290952-tbsccwgx 197 8 the the DT cord-290952-tbsccwgx 197 9 enhancement enhancement NN cord-290952-tbsccwgx 197 10 in in IN cord-290952-tbsccwgx 197 11 social social NN cord-290952-tbsccwgx 197 12 - - HYPH cord-290952-tbsccwgx 197 13 distancing distance VBG cord-290952-tbsccwgx 197 14 significantly significantly RB cord-290952-tbsccwgx 197 15 reduced reduce VBD cord-290952-tbsccwgx 197 16 the the DT cord-290952-tbsccwgx 197 17 burden burden NN cord-290952-tbsccwgx 197 18 of of IN cord-290952-tbsccwgx 197 19 cumulative cumulative JJ cord-290952-tbsccwgx 197 20 new new JJ cord-290952-tbsccwgx 197 21 infected infected JJ cord-290952-tbsccwgx 197 22 cases case NNS cord-290952-tbsccwgx 197 23 . . . cord-290952-tbsccwgx 198 1 It -PRON- PRP cord-290952-tbsccwgx 198 2 is be VBZ cord-290952-tbsccwgx 198 3 further far RBR cord-290952-tbsccwgx 198 4 observed observe VBN cord-290952-tbsccwgx 198 5 that that IN cord-290952-tbsccwgx 198 6 the the DT cord-290952-tbsccwgx 198 7 implementation implementation NN cord-290952-tbsccwgx 198 8 of of IN cord-290952-tbsccwgx 198 9 a a DT cord-290952-tbsccwgx 198 10 highly highly RB cord-290952-tbsccwgx 198 11 - - HYPH cord-290952-tbsccwgx 198 12 effective effective JJ cord-290952-tbsccwgx 198 13 social social JJ cord-290952-tbsccwgx 198 14 - - HYPH cord-290952-tbsccwgx 198 15 distancing distance VBG cord-290952-tbsccwgx 198 16 strategy strategy NN cord-290952-tbsccwgx 198 17 ( ( -LRB- cord-290952-tbsccwgx 198 18 i.e. i.e. FW cord-290952-tbsccwgx 198 19 , , , cord-290952-tbsccwgx 198 20 at at IN cord-290952-tbsccwgx 198 21 least least JJS cord-290952-tbsccwgx 198 22 35 35 CD cord-290952-tbsccwgx 198 23 % % NN cord-290952-tbsccwgx 198 24 reduction reduction NN cord-290952-tbsccwgx 198 25 in in IN cord-290952-tbsccwgx 198 26 β β NN cord-290952-tbsccwgx 198 27 ) ) -RRB- cord-290952-tbsccwgx 198 28 dramatically dramatically RB cord-290952-tbsccwgx 198 29 reduces reduce VBZ cord-290952-tbsccwgx 198 30 the the DT cord-290952-tbsccwgx 198 31 cumulative cumulative JJ cord-290952-tbsccwgx 198 32 new new JJ cord-290952-tbsccwgx 198 33 infected infected JJ cord-290952-tbsccwgx 198 34 cases case NNS cord-290952-tbsccwgx 198 35 . . . cord-290952-tbsccwgx 199 1 Thus thus RB cord-290952-tbsccwgx 199 2 , , , cord-290952-tbsccwgx 199 3 this this DT cord-290952-tbsccwgx 199 4 graphical graphical JJ cord-290952-tbsccwgx 199 5 interpretation interpretation NN cord-290952-tbsccwgx 199 6 suggests suggest VBZ cord-290952-tbsccwgx 199 7 that that IN cord-290952-tbsccwgx 199 8 strict strict JJ cord-290952-tbsccwgx 199 9 socialdistancing socialdistancing NN cord-290952-tbsccwgx 199 10 measures measure NNS cord-290952-tbsccwgx 199 11 that that WDT cord-290952-tbsccwgx 199 12 reduces reduce VBZ cord-290952-tbsccwgx 199 13 the the DT cord-290952-tbsccwgx 199 14 contacts contact NNS cord-290952-tbsccwgx 199 15 between between IN cord-290952-tbsccwgx 199 16 people people NNS cord-290952-tbsccwgx 199 17 including include VBG cord-290952-tbsccwgx 199 18 staying stay VBG cord-290952-tbsccwgx 199 19 2 2 CD cord-290952-tbsccwgx 199 20 meters meter NNS cord-290952-tbsccwgx 199 21 apart apart RB cord-290952-tbsccwgx 199 22 or or CC cord-290952-tbsccwgx 199 23 more more RBR cord-290952-tbsccwgx 199 24 preferably preferably RB cord-290952-tbsccwgx 199 25 staying stay VBG cord-290952-tbsccwgx 199 26 at at IN cord-290952-tbsccwgx 199 27 home home NN cord-290952-tbsccwgx 199 28 should should MD cord-290952-tbsccwgx 199 29 be be VB cord-290952-tbsccwgx 199 30 implemented implement VBN cord-290952-tbsccwgx 199 31 by by IN cord-290952-tbsccwgx 199 32 the the DT cord-290952-tbsccwgx 199 33 government government NN cord-290952-tbsccwgx 199 34 . . . cord-290952-tbsccwgx 200 1 The the DT cord-290952-tbsccwgx 200 2 impact impact NN cord-290952-tbsccwgx 200 3 of of IN cord-290952-tbsccwgx 200 4 parameter parameter NN cord-290952-tbsccwgx 200 5 ψ ψ NN cord-290952-tbsccwgx 200 6 representing represent VBG cord-290952-tbsccwgx 200 7 the the DT cord-290952-tbsccwgx 200 8 infectiousness infectiousness NN cord-290952-tbsccwgx 200 9 rate rate NN cord-290952-tbsccwgx 200 10 due due IN cord-290952-tbsccwgx 200 11 to to IN cord-290952-tbsccwgx 200 12 asymptomaticallyinfected asymptomaticallyinfecte VBN cord-290952-tbsccwgx 200 13 individuals individual NNS cord-290952-tbsccwgx 200 14 is be VBZ cord-290952-tbsccwgx 200 15 depicted depict VBN cord-290952-tbsccwgx 200 16 in in IN cord-290952-tbsccwgx 200 17 Figure Figure NNP cord-290952-tbsccwgx 200 18 4 4 CD cord-290952-tbsccwgx 200 19 . . . cord-290952-tbsccwgx 201 1 It -PRON- PRP cord-290952-tbsccwgx 201 2 can can MD cord-290952-tbsccwgx 201 3 be be VB cord-290952-tbsccwgx 201 4 seen see VBN cord-290952-tbsccwgx 201 5 that that IN cord-290952-tbsccwgx 201 6 the the DT cord-290952-tbsccwgx 201 7 reduction reduction NN cord-290952-tbsccwgx 201 8 in in IN cord-290952-tbsccwgx 201 9 ψ ψ NNP cord-290952-tbsccwgx 201 10 also also RB cord-290952-tbsccwgx 201 11 significantly significantly RB cord-290952-tbsccwgx 201 12 reduces reduce VBZ cord-290952-tbsccwgx 201 13 the the DT cord-290952-tbsccwgx 201 14 cumulative cumulative JJ cord-290952-tbsccwgx 201 15 number number NN cord-290952-tbsccwgx 201 16 of of IN cord-290952-tbsccwgx 201 17 newly newly RB cord-290952-tbsccwgx 201 18 confirmed confirm VBN cord-290952-tbsccwgx 201 19 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 201 20 infected infected JJ cord-290952-tbsccwgx 201 21 cases case NNS cord-290952-tbsccwgx 201 22 . . . cord-290952-tbsccwgx 202 1 This this DT cord-290952-tbsccwgx 202 2 interpretation interpretation NN cord-290952-tbsccwgx 202 3 shows show VBZ cord-290952-tbsccwgx 202 4 that that IN cord-290952-tbsccwgx 202 5 the the DT cord-290952-tbsccwgx 202 6 people people NNS cord-290952-tbsccwgx 202 7 who who WP cord-290952-tbsccwgx 202 8 do do VBP cord-290952-tbsccwgx 202 9 not not RB cord-290952-tbsccwgx 202 10 even even RB cord-290952-tbsccwgx 202 11 know know VB cord-290952-tbsccwgx 202 12 that that IN cord-290952-tbsccwgx 202 13 they -PRON- PRP cord-290952-tbsccwgx 202 14 are be VBP cord-290952-tbsccwgx 202 15 infected infect VBN cord-290952-tbsccwgx 202 16 ( ( -LRB- cord-290952-tbsccwgx 202 17 i.e. i.e. FW cord-290952-tbsccwgx 202 18 , , , cord-290952-tbsccwgx 202 19 those those DT cord-290952-tbsccwgx 202 20 with with IN cord-290952-tbsccwgx 202 21 mild mild JJ cord-290952-tbsccwgx 202 22 or or CC cord-290952-tbsccwgx 202 23 no no DT cord-290952-tbsccwgx 202 24 symptoms symptom NNS cord-290952-tbsccwgx 202 25 ) ) -RRB- cord-290952-tbsccwgx 202 26 , , , cord-290952-tbsccwgx 202 27 are be VBP cord-290952-tbsccwgx 202 28 significantly significantly RB cord-290952-tbsccwgx 202 29 contributing contribute VBG cord-290952-tbsccwgx 202 30 the the DT cord-290952-tbsccwgx 202 31 disease disease NN cord-290952-tbsccwgx 202 32 burden burden NN cord-290952-tbsccwgx 202 33 . . . cord-290952-tbsccwgx 203 1 Further further RB cord-290952-tbsccwgx 203 2 , , , cord-290952-tbsccwgx 203 3 the the DT cord-290952-tbsccwgx 203 4 influence influence NN cord-290952-tbsccwgx 203 5 of of IN cord-290952-tbsccwgx 203 6 parameter parameter NN cord-290952-tbsccwgx 203 7 ν ν NNP cord-290952-tbsccwgx 203 8 the the DT cord-290952-tbsccwgx 203 9 infectiousness infectiousness NN cord-290952-tbsccwgx 203 10 rate rate NN cord-290952-tbsccwgx 203 11 due due IN cord-290952-tbsccwgx 203 12 to to IN cord-290952-tbsccwgx 203 13 COVID-19 covid-19 JJ cord-290952-tbsccwgx 203 14 patient patient NN cord-290952-tbsccwgx 203 15 admitted admit VBN cord-290952-tbsccwgx 203 16 in in IN cord-290952-tbsccwgx 203 17 the the DT cord-290952-tbsccwgx 203 18 hospital hospital NN cord-290952-tbsccwgx 203 19 are be VBP cord-290952-tbsccwgx 203 20 depicted depict VBN cord-290952-tbsccwgx 203 21 in in IN cord-290952-tbsccwgx 203 22 Figure figure NN cord-290952-tbsccwgx 203 23 5 5 CD cord-290952-tbsccwgx 203 24 . . . cord-290952-tbsccwgx 204 1 It -PRON- PRP cord-290952-tbsccwgx 204 2 is be VBZ cord-290952-tbsccwgx 204 3 observed observe VBN cord-290952-tbsccwgx 204 4 that that IN cord-290952-tbsccwgx 204 5 the the DT cord-290952-tbsccwgx 204 6 reduction reduction NN cord-290952-tbsccwgx 204 7 in in IN cord-290952-tbsccwgx 204 8 this this DT cord-290952-tbsccwgx 204 9 parameter parameter NN cord-290952-tbsccwgx 204 10 has have VBZ cord-290952-tbsccwgx 204 11 no no DT cord-290952-tbsccwgx 204 12 reasonable reasonable JJ cord-290952-tbsccwgx 204 13 impact impact NN cord-290952-tbsccwgx 204 14 on on IN cord-290952-tbsccwgx 204 15 disease disease NN cord-290952-tbsccwgx 204 16 transmission transmission NN cord-290952-tbsccwgx 204 17 . . . cord-290952-tbsccwgx 205 1 Obviously obviously RB cord-290952-tbsccwgx 205 2 , , , cord-290952-tbsccwgx 205 3 the the DT cord-290952-tbsccwgx 205 4 hospitalized hospitalize VBN cord-290952-tbsccwgx 205 5 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 205 6 patients patient NNS cord-290952-tbsccwgx 205 7 are be VBP cord-290952-tbsccwgx 205 8 isolated isolate VBN cord-290952-tbsccwgx 205 9 and and CC cord-290952-tbsccwgx 205 10 no no DT cord-290952-tbsccwgx 205 11 one one NN cord-290952-tbsccwgx 205 12 is be VBZ cord-290952-tbsccwgx 205 13 allowed allow VBN cord-290952-tbsccwgx 205 14 to to TO cord-290952-tbsccwgx 205 15 meet meet VB cord-290952-tbsccwgx 205 16 him -PRON- PRP cord-290952-tbsccwgx 205 17 . . . cord-290952-tbsccwgx 206 1 The the DT cord-290952-tbsccwgx 206 2 health health NN cord-290952-tbsccwgx 206 3 care care NN cord-290952-tbsccwgx 206 4 facilities facility NNS cord-290952-tbsccwgx 206 5 are be VBP cord-290952-tbsccwgx 206 6 also also RB cord-290952-tbsccwgx 206 7 supposed suppose VBN cord-290952-tbsccwgx 206 8 to to TO cord-290952-tbsccwgx 206 9 follow follow VB cord-290952-tbsccwgx 206 10 strict strict JJ cord-290952-tbsccwgx 206 11 Standard Standard NNP cord-290952-tbsccwgx 206 12 Operating Operating NNP cord-290952-tbsccwgx 206 13 Procedure Procedure NNP cord-290952-tbsccwgx 206 14 ( ( -LRB- cord-290952-tbsccwgx 206 15 SOP SOP NNP cord-290952-tbsccwgx 206 16 ) ) -RRB- cord-290952-tbsccwgx 206 17 during during IN cord-290952-tbsccwgx 206 18 the the DT cord-290952-tbsccwgx 206 19 treatment treatment NN cord-290952-tbsccwgx 206 20 and and CC cord-290952-tbsccwgx 206 21 look look VB cord-290952-tbsccwgx 206 22 after after IN cord-290952-tbsccwgx 206 23 of of IN cord-290952-tbsccwgx 206 24 hospitalized hospitalize VBN cord-290952-tbsccwgx 206 25 patients patient NNS cord-290952-tbsccwgx 206 26 . . . cord-290952-tbsccwgx 207 1 Therefore therefore RB cord-290952-tbsccwgx 207 2 , , , cord-290952-tbsccwgx 207 3 these these DT cord-290952-tbsccwgx 207 4 infected infect VBN cord-290952-tbsccwgx 207 5 individuals individual NNS cord-290952-tbsccwgx 207 6 do do VBP cord-290952-tbsccwgx 207 7 not not RB cord-290952-tbsccwgx 207 8 contribute contribute VB cord-290952-tbsccwgx 207 9 greatly greatly RB cord-290952-tbsccwgx 207 10 to to IN cord-290952-tbsccwgx 207 11 the the DT cord-290952-tbsccwgx 207 12 disease disease NN cord-290952-tbsccwgx 207 13 burden burden NN cord-290952-tbsccwgx 207 14 . . . cord-290952-tbsccwgx 208 1 We -PRON- PRP cord-290952-tbsccwgx 208 2 further further RB cord-290952-tbsccwgx 208 3 simulate simulate VBP cord-290952-tbsccwgx 208 4 the the DT cord-290952-tbsccwgx 208 5 COVID-19 covid-19 JJ cord-290952-tbsccwgx 208 6 model model NN cord-290952-tbsccwgx 208 7 ( ( -LRB- cord-290952-tbsccwgx 208 8 3 3 CD cord-290952-tbsccwgx 208 9 ) ) -RRB- cord-290952-tbsccwgx 208 10 by by IN cord-290952-tbsccwgx 208 11 using use VBG cord-290952-tbsccwgx 208 12 the the DT cord-290952-tbsccwgx 208 13 baseline baseline JJ cord-290952-tbsccwgx 208 14 parameter parameter NN cord-290952-tbsccwgx 208 15 tabulated tabulate VBN cord-290952-tbsccwgx 208 16 in in IN cord-290952-tbsccwgx 208 17 Table Table NNP cord-290952-tbsccwgx 208 18 1 1 CD cord-290952-tbsccwgx 208 19 and and CC cord-290952-tbsccwgx 208 20 various various JJ cord-290952-tbsccwgx 208 21 of of IN cord-290952-tbsccwgx 208 22 κ κ NN cord-290952-tbsccwgx 208 23 by by IN cord-290952-tbsccwgx 208 24 increasing increase VBG cord-290952-tbsccwgx 208 25 with with IN cord-290952-tbsccwgx 208 26 different different JJ cord-290952-tbsccwgx 208 27 level level NN cord-290952-tbsccwgx 208 28 i.e i.e XX cord-290952-tbsccwgx 208 29 , , , cord-290952-tbsccwgx 208 30 mild mild JJ cord-290952-tbsccwgx 208 31 , , , cord-290952-tbsccwgx 208 32 moderate moderate JJ cord-290952-tbsccwgx 208 33 , , , cord-290952-tbsccwgx 208 34 and and CC cord-290952-tbsccwgx 208 35 strict strict JJ cord-290952-tbsccwgx 208 36 rates rate NNS cord-290952-tbsccwgx 208 37 . . . cord-290952-tbsccwgx 209 1 The the DT cord-290952-tbsccwgx 209 2 resulting result VBG cord-290952-tbsccwgx 209 3 behavior behavior NN cord-290952-tbsccwgx 209 4 is be VBZ cord-290952-tbsccwgx 209 5 depicted depict VBN cord-290952-tbsccwgx 209 6 in in IN cord-290952-tbsccwgx 209 7 Figure figure NN cord-290952-tbsccwgx 209 8 6 6 CD cord-290952-tbsccwgx 209 9 showing showing NN cord-290952-tbsccwgx 209 10 that that IN cord-290952-tbsccwgx 209 11 a a DT cord-290952-tbsccwgx 209 12 strict strict JJ cord-290952-tbsccwgx 209 13 quarantine quarantine NN cord-290952-tbsccwgx 209 14 or or CC cord-290952-tbsccwgx 209 15 contact contact NN cord-290952-tbsccwgx 209 16 - - HYPH cord-290952-tbsccwgx 209 17 tracing trace VBG cord-290952-tbsccwgx 209 18 policy policy NN cord-290952-tbsccwgx 209 19 ( ( -LRB- cord-290952-tbsccwgx 209 20 up up IN cord-290952-tbsccwgx 209 21 to to TO cord-290952-tbsccwgx 209 22 70 70 CD cord-290952-tbsccwgx 209 23 % % NN cord-290952-tbsccwgx 209 24 enhancement enhancement NN cord-290952-tbsccwgx 209 25 to to IN cord-290952-tbsccwgx 209 26 its -PRON- PRP$ cord-290952-tbsccwgx 209 27 baseline baseline NN cord-290952-tbsccwgx 209 28 ) ) -RRB- cord-290952-tbsccwgx 209 29 is be VBZ cord-290952-tbsccwgx 209 30 needed need VBN cord-290952-tbsccwgx 209 31 to to TO cord-290952-tbsccwgx 209 32 reduce reduce VB cord-290952-tbsccwgx 209 33 the the DT cord-290952-tbsccwgx 209 34 disease disease NN cord-290952-tbsccwgx 209 35 burden burden NN cord-290952-tbsccwgx 209 36 in in IN cord-290952-tbsccwgx 209 37 Pakistan Pakistan NNP cord-290952-tbsccwgx 209 38 . . . cord-290952-tbsccwgx 210 1 Finally finally RB cord-290952-tbsccwgx 210 2 , , , cord-290952-tbsccwgx 210 3 the the DT cord-290952-tbsccwgx 210 4 impact impact NN cord-290952-tbsccwgx 210 5 of of IN cord-290952-tbsccwgx 210 6 hospitalization hospitalization NN cord-290952-tbsccwgx 210 7 or or CC cord-290952-tbsccwgx 210 8 selfisolation selfisolation NN cord-290952-tbsccwgx 210 9 of of IN cord-290952-tbsccwgx 210 10 tested test VBN cord-290952-tbsccwgx 210 11 positive positive JJ cord-290952-tbsccwgx 210 12 cases case NNS cord-290952-tbsccwgx 210 13 ( ( -LRB- cord-290952-tbsccwgx 210 14 η η NN cord-290952-tbsccwgx 210 15 ) ) -RRB- cord-290952-tbsccwgx 210 16 is be VBZ cord-290952-tbsccwgx 210 17 plotted plot VBN cord-290952-tbsccwgx 210 18 in in IN cord-290952-tbsccwgx 210 19 Figure Figure NNP cord-290952-tbsccwgx 210 20 7 7 CD cord-290952-tbsccwgx 210 21 . . . cord-290952-tbsccwgx 211 1 It -PRON- PRP cord-290952-tbsccwgx 211 2 is be VBZ cord-290952-tbsccwgx 211 3 observed observe VBN cord-290952-tbsccwgx 211 4 that that IN cord-290952-tbsccwgx 211 5 this this DT cord-290952-tbsccwgx 211 6 strategy strategy NN cord-290952-tbsccwgx 211 7 is be VBZ cord-290952-tbsccwgx 211 8 comparatively comparatively RB cord-290952-tbsccwgx 211 9 less less RBR cord-290952-tbsccwgx 211 10 effective effective JJ cord-290952-tbsccwgx 211 11 than than IN cord-290952-tbsccwgx 211 12 social social JJ cord-290952-tbsccwgx 211 13 - - HYPH cord-290952-tbsccwgx 211 14 distancing distancing NN cord-290952-tbsccwgx 211 15 and and CC cord-290952-tbsccwgx 211 16 quarantine quarantine NN cord-290952-tbsccwgx 211 17 interventions intervention NNS cord-290952-tbsccwgx 211 18 . . . cord-290952-tbsccwgx 212 1 These these DT cord-290952-tbsccwgx 212 2 graphical graphical JJ cord-290952-tbsccwgx 212 3 interpretations interpretation NNS cord-290952-tbsccwgx 212 4 emphasize emphasize VBP cord-290952-tbsccwgx 212 5 that that IN cord-290952-tbsccwgx 212 6 once once RB cord-290952-tbsccwgx 212 7 a a DT cord-290952-tbsccwgx 212 8 COVID-19 covid-19 JJ cord-290952-tbsccwgx 212 9 infected infected JJ cord-290952-tbsccwgx 212 10 case case NN cord-290952-tbsccwgx 212 11 is be VBZ cord-290952-tbsccwgx 212 12 diagnosed diagnose VBN cord-290952-tbsccwgx 212 13 via via IN cord-290952-tbsccwgx 212 14 testing testing NN cord-290952-tbsccwgx 212 15 , , , cord-290952-tbsccwgx 212 16 that that DT cord-290952-tbsccwgx 212 17 case case NN cord-290952-tbsccwgx 212 18 must must MD cord-290952-tbsccwgx 212 19 be be VB cord-290952-tbsccwgx 212 20 rapidly rapidly RB cord-290952-tbsccwgx 212 21 isolated isolate VBN cord-290952-tbsccwgx 212 22 and and CC cord-290952-tbsccwgx 212 23 his -PRON- PRP$ cord-290952-tbsccwgx 212 24 / / SYM cord-290952-tbsccwgx 212 25 her -PRON- PRP$ cord-290952-tbsccwgx 212 26 contacts contact NNS cord-290952-tbsccwgx 212 27 quickly quickly RB cord-290952-tbsccwgx 212 28 traced trace VBD cord-290952-tbsccwgx 212 29 ( ( -LRB- cord-290952-tbsccwgx 212 30 via via IN cord-290952-tbsccwgx 212 31 effective effective JJ cord-290952-tbsccwgx 212 32 contact contact NN cord-290952-tbsccwgx 212 33 - - HYPH cord-290952-tbsccwgx 212 34 tracing tracing NN cord-290952-tbsccwgx 212 35 ) ) -RRB- cord-290952-tbsccwgx 212 36 and and CC cord-290952-tbsccwgx 212 37 placed place VBN cord-290952-tbsccwgx 212 38 in in IN cord-290952-tbsccwgx 212 39 quarantine quarantine NN cord-290952-tbsccwgx 212 40 . . . cord-290952-tbsccwgx 212 41 _SP cord-290952-tbsccwgx 213 1 Global global JJ cord-290952-tbsccwgx 213 2 sensitivity sensitivity NN cord-290952-tbsccwgx 213 3 analysis analysis NN cord-290952-tbsccwgx 213 4 is be VBZ cord-290952-tbsccwgx 213 5 one one CD cord-290952-tbsccwgx 213 6 of of IN cord-290952-tbsccwgx 213 7 the the DT cord-290952-tbsccwgx 213 8 important important JJ cord-290952-tbsccwgx 213 9 aspects aspect NNS cord-290952-tbsccwgx 213 10 of of IN cord-290952-tbsccwgx 213 11 mathematical mathematical JJ cord-290952-tbsccwgx 213 12 modeling modeling NN cord-290952-tbsccwgx 213 13 not not RB cord-290952-tbsccwgx 213 14 only only RB cord-290952-tbsccwgx 213 15 for for IN cord-290952-tbsccwgx 213 16 epidemic epidemic NN cord-290952-tbsccwgx 213 17 models model NNS cord-290952-tbsccwgx 213 18 but but CC cord-290952-tbsccwgx 213 19 in in IN cord-290952-tbsccwgx 213 20 all all DT cord-290952-tbsccwgx 213 21 sciences science NNS cord-290952-tbsccwgx 213 22 . . . cord-290952-tbsccwgx 214 1 The the DT cord-290952-tbsccwgx 214 2 global global JJ cord-290952-tbsccwgx 214 3 sensitivity sensitivity NN cord-290952-tbsccwgx 214 4 analysis analysis NN cord-290952-tbsccwgx 214 5 of of IN cord-290952-tbsccwgx 214 6 the the DT cord-290952-tbsccwgx 214 7 threshold threshold NN cord-290952-tbsccwgx 214 8 quantity quantity NN cord-290952-tbsccwgx 214 9 R r NN cord-290952-tbsccwgx 214 10 0 0 CD cord-290952-tbsccwgx 214 11 is be VBZ cord-290952-tbsccwgx 214 12 used use VBN cord-290952-tbsccwgx 214 13 to to TO cord-290952-tbsccwgx 214 14 measure measure VB cord-290952-tbsccwgx 214 15 the the DT cord-290952-tbsccwgx 214 16 effect effect NN cord-290952-tbsccwgx 214 17 of of IN cord-290952-tbsccwgx 214 18 changes change NNS cord-290952-tbsccwgx 214 19 in in IN cord-290952-tbsccwgx 214 20 the the DT cord-290952-tbsccwgx 214 21 dominant dominant JJ cord-290952-tbsccwgx 214 22 factors factor NNS cord-290952-tbsccwgx 214 23 of of IN cord-290952-tbsccwgx 214 24 the the DT cord-290952-tbsccwgx 214 25 model model NN cord-290952-tbsccwgx 214 26 and and CC cord-290952-tbsccwgx 214 27 to to TO cord-290952-tbsccwgx 214 28 point point VB cord-290952-tbsccwgx 214 29 out out RP cord-290952-tbsccwgx 214 30 the the DT cord-290952-tbsccwgx 214 31 most most RBS cord-290952-tbsccwgx 214 32 influential influential JJ cord-290952-tbsccwgx 214 33 parameters parameter NNS cord-290952-tbsccwgx 214 34 of of IN cord-290952-tbsccwgx 214 35 the the DT cord-290952-tbsccwgx 214 36 model model NN cord-290952-tbsccwgx 214 37 that that WDT cord-290952-tbsccwgx 214 38 greatly greatly RB cord-290952-tbsccwgx 214 39 influence influence VBP cord-290952-tbsccwgx 214 40 the the DT cord-290952-tbsccwgx 214 41 prevalence prevalence NN cord-290952-tbsccwgx 214 42 of of IN cord-290952-tbsccwgx 214 43 infection infection NN cord-290952-tbsccwgx 214 44 . . . cord-290952-tbsccwgx 215 1 Furthermore furthermore RB cord-290952-tbsccwgx 215 2 , , , cord-290952-tbsccwgx 215 3 the the DT cord-290952-tbsccwgx 215 4 sensitivity sensitivity NN cord-290952-tbsccwgx 215 5 results result NNS cord-290952-tbsccwgx 215 6 provide provide VBP cord-290952-tbsccwgx 215 7 a a DT cord-290952-tbsccwgx 215 8 pathway pathway NN cord-290952-tbsccwgx 215 9 to to TO cord-290952-tbsccwgx 215 10 set set VB cord-290952-tbsccwgx 215 11 effective effective JJ cord-290952-tbsccwgx 215 12 and and CC cord-290952-tbsccwgx 215 13 suitable suitable JJ cord-290952-tbsccwgx 215 14 control control NN cord-290952-tbsccwgx 215 15 strategies strategy NNS cord-290952-tbsccwgx 215 16 to to TO cord-290952-tbsccwgx 215 17 curtail curtail VB cord-290952-tbsccwgx 215 18 the the DT cord-290952-tbsccwgx 215 19 disease disease NN cord-290952-tbsccwgx 215 20 in in IN cord-290952-tbsccwgx 215 21 a a DT cord-290952-tbsccwgx 215 22 community community NN cord-290952-tbsccwgx 215 23 . . . cord-290952-tbsccwgx 216 1 More more RBR cord-290952-tbsccwgx 216 2 specifically specifically RB cord-290952-tbsccwgx 216 3 , , , cord-290952-tbsccwgx 216 4 this this DT cord-290952-tbsccwgx 216 5 analysis analysis NN cord-290952-tbsccwgx 216 6 is be VBZ cord-290952-tbsccwgx 216 7 helpful helpful JJ cord-290952-tbsccwgx 216 8 to to TO cord-290952-tbsccwgx 216 9 explore explore VB cord-290952-tbsccwgx 216 10 how how WRB cord-290952-tbsccwgx 216 11 the the DT cord-290952-tbsccwgx 216 12 initial initial JJ cord-290952-tbsccwgx 216 13 inputs input NNS cord-290952-tbsccwgx 216 14 to to IN cord-290952-tbsccwgx 216 15 the the DT cord-290952-tbsccwgx 216 16 model model NN cord-290952-tbsccwgx 216 17 contribute contribute VB cord-290952-tbsccwgx 216 18 to to IN cord-290952-tbsccwgx 216 19 the the DT cord-290952-tbsccwgx 216 20 system system NN cord-290952-tbsccwgx 216 21 outputs output NNS cord-290952-tbsccwgx 216 22 . . . cord-290952-tbsccwgx 217 1 A a DT cord-290952-tbsccwgx 217 2 Latin latin JJ cord-290952-tbsccwgx 217 3 - - HYPH cord-290952-tbsccwgx 217 4 hypercube hypercube NN cord-290952-tbsccwgx 217 5 sampling sampling NN cord-290952-tbsccwgx 217 6 approach approach NN cord-290952-tbsccwgx 217 7 ( ( -LRB- cord-290952-tbsccwgx 217 8 LHS LHS NNP cord-290952-tbsccwgx 217 9 ) ) -RRB- cord-290952-tbsccwgx 217 10 coupled couple VBN cord-290952-tbsccwgx 217 11 with with IN cord-290952-tbsccwgx 217 12 the the DT cord-290952-tbsccwgx 217 13 partial partial JJ cord-290952-tbsccwgx 217 14 rank rank NN cord-290952-tbsccwgx 217 15 correlation correlation NN cord-290952-tbsccwgx 217 16 coefficient coefficient NN cord-290952-tbsccwgx 217 17 ( ( -LRB- cord-290952-tbsccwgx 217 18 PRCC PRCC NNP cord-290952-tbsccwgx 217 19 ) ) -RRB- cord-290952-tbsccwgx 217 20 is be VBZ cord-290952-tbsccwgx 217 21 commonly commonly RB cord-290952-tbsccwgx 217 22 used use VBN cord-290952-tbsccwgx 217 23 for for IN cord-290952-tbsccwgx 217 24 this this DT cord-290952-tbsccwgx 217 25 purpose purpose NN cord-290952-tbsccwgx 217 26 [ [ -LRB- cord-290952-tbsccwgx 217 27 22 22 CD cord-290952-tbsccwgx 217 28 ] ] -RRB- cord-290952-tbsccwgx 217 29 . . . cord-290952-tbsccwgx 218 1 This this DT cord-290952-tbsccwgx 218 2 technique technique NN cord-290952-tbsccwgx 218 3 provides provide VBZ cord-290952-tbsccwgx 218 4 PRCC PRCC NNS cord-290952-tbsccwgx 218 5 and and CC cord-290952-tbsccwgx 218 6 the the DT cord-290952-tbsccwgx 218 7 corresponding corresponding JJ cord-290952-tbsccwgx 218 8 p p NN cord-290952-tbsccwgx 218 9 - - HYPH cord-290952-tbsccwgx 218 10 values value NNS cord-290952-tbsccwgx 218 11 for for IN cord-290952-tbsccwgx 218 12 each each DT cord-290952-tbsccwgx 218 13 parameter parameter NN cord-290952-tbsccwgx 218 14 the the DT cord-290952-tbsccwgx 218 15 use use NN cord-290952-tbsccwgx 218 16 of of IN cord-290952-tbsccwgx 218 17 which which WDT cord-290952-tbsccwgx 218 18 can can MD cord-290952-tbsccwgx 218 19 help help VB cord-290952-tbsccwgx 218 20 estimate estimate VB cord-290952-tbsccwgx 218 21 the the DT cord-290952-tbsccwgx 218 22 level level NN cord-290952-tbsccwgx 218 23 of of IN cord-290952-tbsccwgx 218 24 uncertainty uncertainty NN cord-290952-tbsccwgx 218 25 in in IN cord-290952-tbsccwgx 218 26 an an DT cord-290952-tbsccwgx 218 27 epidemic epidemic NN cord-290952-tbsccwgx 218 28 model model NN cord-290952-tbsccwgx 218 29 . . . cord-290952-tbsccwgx 219 1 The the DT cord-290952-tbsccwgx 219 2 higher high JJR cord-290952-tbsccwgx 219 3 PRCC PRCC NNS cord-290952-tbsccwgx 219 4 and and CC cord-290952-tbsccwgx 219 5 smaller small JJR cord-290952-tbsccwgx 219 6 p p NN cord-290952-tbsccwgx 219 7 - - HYPH cord-290952-tbsccwgx 219 8 value value NN cord-290952-tbsccwgx 219 9 of of IN cord-290952-tbsccwgx 219 10 a a DT cord-290952-tbsccwgx 219 11 parameter parameter NN cord-290952-tbsccwgx 219 12 indicating indicate VBG cord-290952-tbsccwgx 219 13 that that IN cord-290952-tbsccwgx 219 14 it -PRON- PRP cord-290952-tbsccwgx 219 15 has have VBZ cord-290952-tbsccwgx 219 16 a a DT cord-290952-tbsccwgx 219 17 substantial substantial JJ cord-290952-tbsccwgx 219 18 effect effect NN cord-290952-tbsccwgx 219 19 on on IN cord-290952-tbsccwgx 219 20 simulation simulation NN cord-290952-tbsccwgx 219 21 behavior behavior NN cord-290952-tbsccwgx 219 22 . . . cord-290952-tbsccwgx 220 1 The the DT cord-290952-tbsccwgx 220 2 graphical graphical JJ cord-290952-tbsccwgx 220 3 PRCC PRCC NNP cord-290952-tbsccwgx 220 4 results result NNS cord-290952-tbsccwgx 220 5 of of IN cord-290952-tbsccwgx 220 6 the the DT cord-290952-tbsccwgx 220 7 COVID-19 covid-19 JJ cord-290952-tbsccwgx 220 8 model model NN cord-290952-tbsccwgx 220 9 associated associate VBD cord-290952-tbsccwgx 220 10 parameters parameter NNS cord-290952-tbsccwgx 220 11 taken take VBN cord-290952-tbsccwgx 220 12 in in IN cord-290952-tbsccwgx 220 13 this this DT cord-290952-tbsccwgx 220 14 analysis analysis NN cord-290952-tbsccwgx 220 15 are be VBP cord-290952-tbsccwgx 220 16 shown show VBN cord-290952-tbsccwgx 220 17 in in IN cord-290952-tbsccwgx 220 18 Figure Figure NNP cord-290952-tbsccwgx 220 19 8 8 CD cord-290952-tbsccwgx 220 20 , , , cord-290952-tbsccwgx 220 21 while while IN cord-290952-tbsccwgx 220 22 the the DT cord-290952-tbsccwgx 220 23 numerical numerical JJ cord-290952-tbsccwgx 220 24 values value NNS cord-290952-tbsccwgx 220 25 of of IN cord-290952-tbsccwgx 220 26 PRCC PRCC NNP cord-290952-tbsccwgx 220 27 and and CC cord-290952-tbsccwgx 220 28 corresponding correspond VBG cord-290952-tbsccwgx 220 29 p p NN cord-290952-tbsccwgx 220 30 - - HYPH cord-290952-tbsccwgx 220 31 values value NNS cord-290952-tbsccwgx 220 32 are be VBP cord-290952-tbsccwgx 220 33 placed place VBN cord-290952-tbsccwgx 220 34 in in IN cord-290952-tbsccwgx 220 35 Table Table NNP cord-290952-tbsccwgx 220 36 2 2 CD cord-290952-tbsccwgx 220 37 . . . cord-290952-tbsccwgx 221 1 It -PRON- PRP cord-290952-tbsccwgx 221 2 is be VBZ cord-290952-tbsccwgx 221 3 observed observe VBN cord-290952-tbsccwgx 221 4 from from IN cord-290952-tbsccwgx 221 5 Table Table NNP cord-290952-tbsccwgx 221 6 2 2 CD cord-290952-tbsccwgx 221 7 and and CC cord-290952-tbsccwgx 221 8 Figure figure NN cord-290952-tbsccwgx 221 9 8 8 CD cord-290952-tbsccwgx 221 10 that that IN cord-290952-tbsccwgx 221 11 β β NN cord-290952-tbsccwgx 221 12 is be VBZ cord-290952-tbsccwgx 221 13 considered consider VBN cord-290952-tbsccwgx 221 14 to to TO cord-290952-tbsccwgx 221 15 be be VB cord-290952-tbsccwgx 221 16 the the DT cord-290952-tbsccwgx 221 17 most most RBS cord-290952-tbsccwgx 221 18 sensitive sensitive JJ cord-290952-tbsccwgx 221 19 parameter parameter NN cord-290952-tbsccwgx 221 20 with with IN cord-290952-tbsccwgx 221 21 high high JJ cord-290952-tbsccwgx 221 22 PRCC PRCC NNS cord-290952-tbsccwgx 221 23 value value NN cord-290952-tbsccwgx 221 24 with with IN cord-290952-tbsccwgx 221 25 a a DT cord-290952-tbsccwgx 221 26 positive positive JJ cord-290952-tbsccwgx 221 27 sign sign NN cord-290952-tbsccwgx 221 28 followed follow VBN cord-290952-tbsccwgx 221 29 by by IN cord-290952-tbsccwgx 221 30 ψ ψ NNP cord-290952-tbsccwgx 221 31 , , , cord-290952-tbsccwgx 221 32 ν ν NNP cord-290952-tbsccwgx 221 33 , , , cord-290952-tbsccwgx 221 34 and and CC cord-290952-tbsccwgx 221 35 ω ω NN cord-290952-tbsccwgx 221 36 . . . cord-290952-tbsccwgx 222 1 Moreover moreover RB cord-290952-tbsccwgx 222 2 , , , cord-290952-tbsccwgx 222 3 µ µ NN cord-290952-tbsccwgx 222 4 and and CC cord-290952-tbsccwgx 222 5 κ κ NN cord-290952-tbsccwgx 222 6 , , , cord-290952-tbsccwgx 222 7 ξ ξ NN cord-290952-tbsccwgx 222 8 1 1 CD cord-290952-tbsccwgx 222 9 and and CC cord-290952-tbsccwgx 222 10 η η NN cord-290952-tbsccwgx 222 11 have have VBP cord-290952-tbsccwgx 222 12 competitively competitively RB cord-290952-tbsccwgx 222 13 high high JJ cord-290952-tbsccwgx 222 14 PRCC PRCC NNS cord-290952-tbsccwgx 222 15 with with IN cord-290952-tbsccwgx 222 16 negative negative JJ cord-290952-tbsccwgx 222 17 sign sign NN cord-290952-tbsccwgx 222 18 and and CC cord-290952-tbsccwgx 222 19 zero zero CD cord-290952-tbsccwgx 222 20 p p NN cord-290952-tbsccwgx 222 21 - - HYPH cord-290952-tbsccwgx 222 22 values value NNS cord-290952-tbsccwgx 222 23 . . . cord-290952-tbsccwgx 222 24 _SP cord-290952-tbsccwgx 223 1 Previously previously RB cord-290952-tbsccwgx 223 2 , , , cord-290952-tbsccwgx 223 3 we -PRON- PRP cord-290952-tbsccwgx 223 4 analyzed analyze VBD cord-290952-tbsccwgx 223 5 the the DT cord-290952-tbsccwgx 223 6 impact impact NN cord-290952-tbsccwgx 223 7 of of IN cord-290952-tbsccwgx 223 8 non non JJ cord-290952-tbsccwgx 223 9 - - JJ cord-290952-tbsccwgx 223 10 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 223 11 interventions intervention NNS cord-290952-tbsccwgx 223 12 with with IN cord-290952-tbsccwgx 223 13 constant constant JJ cord-290952-tbsccwgx 223 14 rates rate NNS cord-290952-tbsccwgx 223 15 . . . cord-290952-tbsccwgx 224 1 In in IN cord-290952-tbsccwgx 224 2 this this DT cord-290952-tbsccwgx 224 3 section section NN cord-290952-tbsccwgx 224 4 we -PRON- PRP cord-290952-tbsccwgx 224 5 formulate formulate VBP cord-290952-tbsccwgx 224 6 an an DT cord-290952-tbsccwgx 224 7 optimal optimal JJ cord-290952-tbsccwgx 224 8 control control NN cord-290952-tbsccwgx 224 9 problem problem NN cord-290952-tbsccwgx 224 10 for for IN cord-290952-tbsccwgx 224 11 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 224 12 with with IN cord-290952-tbsccwgx 224 13 the the DT cord-290952-tbsccwgx 224 14 inclusion inclusion NN cord-290952-tbsccwgx 224 15 of of IN cord-290952-tbsccwgx 224 16 two two CD cord-290952-tbsccwgx 224 17 time time NN cord-290952-tbsccwgx 224 18 dependent dependent JJ cord-290952-tbsccwgx 224 19 controls control NNS cord-290952-tbsccwgx 224 20 in in IN cord-290952-tbsccwgx 224 21 the the DT cord-290952-tbsccwgx 224 22 model model NN cord-290952-tbsccwgx 224 23 ( ( -LRB- cord-290952-tbsccwgx 224 24 3 3 CD cord-290952-tbsccwgx 224 25 ) ) -RRB- cord-290952-tbsccwgx 224 26 . . . cord-290952-tbsccwgx 225 1 The the DT cord-290952-tbsccwgx 225 2 resulting result VBG cord-290952-tbsccwgx 225 3 control control NN cord-290952-tbsccwgx 225 4 problem problem NN cord-290952-tbsccwgx 225 5 is be VBZ cord-290952-tbsccwgx 225 6 presented present VBN cord-290952-tbsccwgx 225 7 in in IN cord-290952-tbsccwgx 225 8 ( ( -LRB- cord-290952-tbsccwgx 225 9 13 13 CD cord-290952-tbsccwgx 225 10 ) ) -RRB- cord-290952-tbsccwgx 225 11 . . . cord-290952-tbsccwgx 226 1 These these DT cord-290952-tbsccwgx 226 2 controls control NNS cord-290952-tbsccwgx 226 3 are be VBP cord-290952-tbsccwgx 226 4 chosen choose VBN cord-290952-tbsccwgx 226 5 on on IN cord-290952-tbsccwgx 226 6 the the DT cord-290952-tbsccwgx 226 7 basis basis NN cord-290952-tbsccwgx 226 8 of of IN cord-290952-tbsccwgx 226 9 global global JJ cord-290952-tbsccwgx 226 10 sensitivity sensitivity NN cord-290952-tbsccwgx 226 11 results result NNS cord-290952-tbsccwgx 226 12 . . . cord-290952-tbsccwgx 227 1 The the DT cord-290952-tbsccwgx 227 2 control control NN cord-290952-tbsccwgx 227 3 variable variable NN cord-290952-tbsccwgx 227 4 u u NNP cord-290952-tbsccwgx 227 5 1 1 CD cord-290952-tbsccwgx 227 6 ( ( -LRB- cord-290952-tbsccwgx 227 7 t t NN cord-290952-tbsccwgx 227 8 ) ) -RRB- cord-290952-tbsccwgx 227 9 is be VBZ cord-290952-tbsccwgx 227 10 used use VBN cord-290952-tbsccwgx 227 11 for for IN cord-290952-tbsccwgx 227 12 the the DT cord-290952-tbsccwgx 227 13 enhancement enhancement NN cord-290952-tbsccwgx 227 14 of of IN cord-290952-tbsccwgx 227 15 effective effective JJ cord-290952-tbsccwgx 227 16 contact contact NN cord-290952-tbsccwgx 227 17 - - HYPH cord-290952-tbsccwgx 227 18 tracing trace VBG cord-290952-tbsccwgx 227 19 policy policy NN cord-290952-tbsccwgx 227 20 to to TO cord-290952-tbsccwgx 227 21 quarantine quarantine VB cord-290952-tbsccwgx 227 22 the the DT cord-290952-tbsccwgx 227 23 exposed expose VBN cord-290952-tbsccwgx 227 24 individuals individual NNS cord-290952-tbsccwgx 227 25 which which WDT cord-290952-tbsccwgx 227 26 was be VBD cord-290952-tbsccwgx 227 27 previously previously RB cord-290952-tbsccwgx 227 28 taken take VBN cord-290952-tbsccwgx 227 29 as as IN cord-290952-tbsccwgx 227 30 a a DT cord-290952-tbsccwgx 227 31 constant constant JJ cord-290952-tbsccwgx 227 32 parameter parameter NN cord-290952-tbsccwgx 227 33 . . . cord-290952-tbsccwgx 228 1 The the DT cord-290952-tbsccwgx 228 2 time time NN cord-290952-tbsccwgx 228 3 dependent dependent JJ cord-290952-tbsccwgx 228 4 control control NN cord-290952-tbsccwgx 228 5 variable variable NN cord-290952-tbsccwgx 228 6 u u NNP cord-290952-tbsccwgx 228 7 2 2 CD cord-290952-tbsccwgx 228 8 ( ( -LRB- cord-290952-tbsccwgx 228 9 t t NN cord-290952-tbsccwgx 228 10 ) ) -RRB- cord-290952-tbsccwgx 228 11 is be VBZ cord-290952-tbsccwgx 228 12 used use VBN cord-290952-tbsccwgx 228 13 to to TO cord-290952-tbsccwgx 228 14 enhance enhance VB cord-290952-tbsccwgx 228 15 the the DT cord-290952-tbsccwgx 228 16 hospitalization hospitalization NN cord-290952-tbsccwgx 228 17 or or CC cord-290952-tbsccwgx 228 18 selfisolation selfisolation NN cord-290952-tbsccwgx 228 19 of of IN cord-290952-tbsccwgx 228 20 diagnosed diagnose VBN cord-290952-tbsccwgx 228 21 COVID-19 COVID-19 , cord-290952-tbsccwgx 228 22 infected infected JJ cord-290952-tbsccwgx 228 23 cases case NNS cord-290952-tbsccwgx 228 24 ( ( -LRB- cord-290952-tbsccwgx 228 25 following follow VBG cord-290952-tbsccwgx 228 26 testing testing NN cord-290952-tbsccwgx 228 27 ) ) -RRB- cord-290952-tbsccwgx 228 28 . . . cord-290952-tbsccwgx 229 1 Thus thus RB cord-290952-tbsccwgx 229 2 , , , cord-290952-tbsccwgx 229 3 the the DT cord-290952-tbsccwgx 229 4 resulting result VBG cord-290952-tbsccwgx 229 5 control control NN cord-290952-tbsccwgx 229 6 model model NN cord-290952-tbsccwgx 229 7 after after IN cord-290952-tbsccwgx 229 8 incorporating incorporate VBG cord-290952-tbsccwgx 229 9 the the DT cord-290952-tbsccwgx 229 10 aforementioned aforementioned JJ cord-290952-tbsccwgx 229 11 control control NN cord-290952-tbsccwgx 229 12 variables variable NNS cord-290952-tbsccwgx 229 13 is be VBZ cord-290952-tbsccwgx 229 14 formulated formulate VBN cord-290952-tbsccwgx 229 15 via via IN cord-290952-tbsccwgx 229 16 the the DT cord-290952-tbsccwgx 229 17 following follow VBG cord-290952-tbsccwgx 229 18 system system NN cord-290952-tbsccwgx 229 19 : : : cord-290952-tbsccwgx 229 20 subject subject JJ cord-290952-tbsccwgx 229 21 to to IN cord-290952-tbsccwgx 229 22 the the DT cord-290952-tbsccwgx 229 23 non non JJ cord-290952-tbsccwgx 229 24 - - JJ cord-290952-tbsccwgx 229 25 negative negative JJ cord-290952-tbsccwgx 229 26 initial initial JJ cord-290952-tbsccwgx 229 27 conditions condition NNS cord-290952-tbsccwgx 229 28 . . . cord-290952-tbsccwgx 230 1 In in IN cord-290952-tbsccwgx 230 2 order order NN cord-290952-tbsccwgx 230 3 to to TO cord-290952-tbsccwgx 230 4 minimize minimize VB cord-290952-tbsccwgx 230 5 this this DT cord-290952-tbsccwgx 230 6 COVID-19 covid-19 CD cord-290952-tbsccwgx 230 7 infection infection NN cord-290952-tbsccwgx 230 8 , , , cord-290952-tbsccwgx 230 9 we -PRON- PRP cord-290952-tbsccwgx 230 10 are be VBP cord-290952-tbsccwgx 230 11 aimed aim VBN cord-290952-tbsccwgx 230 12 to to TO cord-290952-tbsccwgx 230 13 minimize minimize VB cord-290952-tbsccwgx 230 14 the the DT cord-290952-tbsccwgx 230 15 cost cost NN cord-290952-tbsccwgx 230 16 function function NN cord-290952-tbsccwgx 230 17 given give VBN cord-290952-tbsccwgx 230 18 as as IN cord-290952-tbsccwgx 230 19 : : : cord-290952-tbsccwgx 230 20 where where WRB cord-290952-tbsccwgx 230 21 the the DT cord-290952-tbsccwgx 230 22 expressions expression NNS cord-290952-tbsccwgx 230 23 A a DT cord-290952-tbsccwgx 230 24 i i NN cord-290952-tbsccwgx 230 25 for for IN cord-290952-tbsccwgx 230 26 i i PRP cord-290952-tbsccwgx 230 27 = = SYM cord-290952-tbsccwgx 230 28 1 1 CD cord-290952-tbsccwgx 230 29 , , , cord-290952-tbsccwgx 230 30 2 2 CD cord-290952-tbsccwgx 230 31 , , , cord-290952-tbsccwgx 230 32 · · NFP cord-290952-tbsccwgx 230 33 · · NFP cord-290952-tbsccwgx 230 34 · · NFP cord-290952-tbsccwgx 230 35 , , , cord-290952-tbsccwgx 230 36 5 5 CD cord-290952-tbsccwgx 230 37 , , , cord-290952-tbsccwgx 230 38 are be VBP cord-290952-tbsccwgx 230 39 the the DT cord-290952-tbsccwgx 230 40 constants constant NNS cord-290952-tbsccwgx 230 41 and and CC cord-290952-tbsccwgx 230 42 representing represent VBG cord-290952-tbsccwgx 230 43 the the DT cord-290952-tbsccwgx 230 44 balancing balance VBG cord-290952-tbsccwgx 230 45 cost cost NN cord-290952-tbsccwgx 230 46 factors factor NNS cord-290952-tbsccwgx 230 47 while while IN cord-290952-tbsccwgx 230 48 T T NNP cord-290952-tbsccwgx 230 49 f f NNP cord-290952-tbsccwgx 230 50 represents represent VBZ cord-290952-tbsccwgx 230 51 the the DT cord-290952-tbsccwgx 230 52 final final JJ cord-290952-tbsccwgx 230 53 time time NN cord-290952-tbsccwgx 230 54 . . . cord-290952-tbsccwgx 231 1 We -PRON- PRP cord-290952-tbsccwgx 231 2 consider consider VBP cord-290952-tbsccwgx 231 3 the the DT cord-290952-tbsccwgx 231 4 quadratic quadratic JJ cord-290952-tbsccwgx 231 5 objective objective JJ cord-290952-tbsccwgx 231 6 functional functional JJ cord-290952-tbsccwgx 231 7 because because IN cord-290952-tbsccwgx 231 8 the the DT cord-290952-tbsccwgx 231 9 intervention intervention NN cord-290952-tbsccwgx 231 10 is be VBZ cord-290952-tbsccwgx 231 11 nonlinear nonlinear JJ cord-290952-tbsccwgx 231 12 , , , cord-290952-tbsccwgx 231 13 for for IN cord-290952-tbsccwgx 231 14 more more JJR cord-290952-tbsccwgx 231 15 details detail NNS cord-290952-tbsccwgx 231 16 see see VBP cord-290952-tbsccwgx 231 17 the the DT cord-290952-tbsccwgx 231 18 work work NN cord-290952-tbsccwgx 231 19 and and CC cord-290952-tbsccwgx 231 20 references reference NNS cord-290952-tbsccwgx 231 21 therein therein RB cord-290952-tbsccwgx 231 22 [ [ -LRB- cord-290952-tbsccwgx 231 23 23 23 CD cord-290952-tbsccwgx 231 24 , , , cord-290952-tbsccwgx 231 25 24 24 CD cord-290952-tbsccwgx 231 26 , , , cord-290952-tbsccwgx 231 27 20 20 CD cord-290952-tbsccwgx 231 28 , , , cord-290952-tbsccwgx 231 29 25 25 CD cord-290952-tbsccwgx 231 30 ] ] -RRB- cord-290952-tbsccwgx 231 31 . . . cord-290952-tbsccwgx 232 1 Onward onward RB cord-290952-tbsccwgx 232 2 our -PRON- PRP$ cord-290952-tbsccwgx 232 3 main main JJ cord-290952-tbsccwgx 232 4 objective objective NN cord-290952-tbsccwgx 232 5 is be VBZ cord-290952-tbsccwgx 232 6 to to TO cord-290952-tbsccwgx 232 7 investigate investigate VB cord-290952-tbsccwgx 232 8 an an DT cord-290952-tbsccwgx 232 9 optimal optimal JJ cord-290952-tbsccwgx 232 10 controls control NNS cord-290952-tbsccwgx 233 1 u u NNP cord-290952-tbsccwgx 233 2 * * NNP cord-290952-tbsccwgx 233 3 1 1 CD cord-290952-tbsccwgx 233 4 , , , cord-290952-tbsccwgx 233 5 u u NNP cord-290952-tbsccwgx 233 6 * * NNP cord-290952-tbsccwgx 233 7 2 2 CD cord-290952-tbsccwgx 233 8 for for IN cord-290952-tbsccwgx 233 9 quarantine quarantine NN cord-290952-tbsccwgx 233 10 and and CC cord-290952-tbsccwgx 233 11 hospitalization hospitalization NN cord-290952-tbsccwgx 233 12 respectively respectively RB cord-290952-tbsccwgx 234 1 such such JJ cord-290952-tbsccwgx 234 2 that that IN cord-290952-tbsccwgx 234 3 The the DT cord-290952-tbsccwgx 234 4 associated associate VBN cord-290952-tbsccwgx 234 5 control control NN cord-290952-tbsccwgx 234 6 set set NN cord-290952-tbsccwgx 234 7 is be VBZ cord-290952-tbsccwgx 234 8 given give VBN cord-290952-tbsccwgx 234 9 by by IN cord-290952-tbsccwgx 234 10 The the DT cord-290952-tbsccwgx 234 11 Lagrangian Lagrangian NNP cord-290952-tbsccwgx 234 12 and and CC cord-290952-tbsccwgx 234 13 Hamiltonian Hamiltonian NNP cord-290952-tbsccwgx 234 14 for for IN cord-290952-tbsccwgx 234 15 the the DT cord-290952-tbsccwgx 234 16 above above JJ cord-290952-tbsccwgx 234 17 optimal optimal JJ cord-290952-tbsccwgx 234 18 control control NN cord-290952-tbsccwgx 234 19 system system NN cord-290952-tbsccwgx 234 20 is be VBZ cord-290952-tbsccwgx 234 21 defined define VBN cord-290952-tbsccwgx 234 22 by by IN cord-290952-tbsccwgx 234 23 and and CC cord-290952-tbsccwgx 234 24 where where WRB cord-290952-tbsccwgx 234 25 λ λ NNP cord-290952-tbsccwgx 234 26 j j NNP cord-290952-tbsccwgx 234 27 , , , cord-290952-tbsccwgx 234 28 for for IN cord-290952-tbsccwgx 234 29 j j NNP cord-290952-tbsccwgx 234 30 = = SYM cord-290952-tbsccwgx 234 31 1 1 CD cord-290952-tbsccwgx 234 32 , , , cord-290952-tbsccwgx 234 33 2 2 CD cord-290952-tbsccwgx 234 34 · · NFP cord-290952-tbsccwgx 234 35 · · NFP cord-290952-tbsccwgx 234 36 · · NFP cord-290952-tbsccwgx 234 37 , , , cord-290952-tbsccwgx 234 38 8 8 CD cord-290952-tbsccwgx 234 39 , , , cord-290952-tbsccwgx 234 40 are be VBP cord-290952-tbsccwgx 234 41 the the DT cord-290952-tbsccwgx 234 42 adjoint adjoint NN cord-290952-tbsccwgx 234 43 variables variable NNS cord-290952-tbsccwgx 234 44 . . . cord-290952-tbsccwgx 235 1 We -PRON- PRP cord-290952-tbsccwgx 235 2 use use VBP cord-290952-tbsccwgx 235 3 the the DT cord-290952-tbsccwgx 235 4 Pontryagin Pontryagin NNP cord-290952-tbsccwgx 235 5 's 's POS cord-290952-tbsccwgx 235 6 maximum maximum JJ cord-290952-tbsccwgx 235 7 principle principle NN cord-290952-tbsccwgx 235 8 [ [ -LRB- cord-290952-tbsccwgx 235 9 26 26 CD cord-290952-tbsccwgx 235 10 ] ] -RRB- cord-290952-tbsccwgx 235 11 in in IN cord-290952-tbsccwgx 235 12 order order NN cord-290952-tbsccwgx 235 13 to to TO cord-290952-tbsccwgx 235 14 solve solve VB cord-290952-tbsccwgx 235 15 the the DT cord-290952-tbsccwgx 235 16 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 235 17 optimal optimal JJ cord-290952-tbsccwgx 235 18 control control NN cord-290952-tbsccwgx 235 19 problem problem NN cord-290952-tbsccwgx 235 20 ( ( -LRB- cord-290952-tbsccwgx 235 21 13 13 CD cord-290952-tbsccwgx 235 22 ) ) -RRB- cord-290952-tbsccwgx 235 23 . . . cord-290952-tbsccwgx 236 1 To to TO cord-290952-tbsccwgx 236 2 do do VB cord-290952-tbsccwgx 236 3 this this DT cord-290952-tbsccwgx 236 4 , , , cord-290952-tbsccwgx 236 5 let let VB cord-290952-tbsccwgx 236 6 u u PRP cord-290952-tbsccwgx 236 7 * * NNP cord-290952-tbsccwgx 236 8 1 1 CD cord-290952-tbsccwgx 236 9 , , , cord-290952-tbsccwgx 236 10 u u NN cord-290952-tbsccwgx 237 1 * * NFP cord-290952-tbsccwgx 237 2 2 2 CD cord-290952-tbsccwgx 237 3 are be VBP cord-290952-tbsccwgx 237 4 the the DT cord-290952-tbsccwgx 237 5 desired desire VBN cord-290952-tbsccwgx 237 6 optimal optimal JJ cord-290952-tbsccwgx 237 7 solution solution NN cord-290952-tbsccwgx 237 8 then then RB cord-290952-tbsccwgx 237 9 , , , cord-290952-tbsccwgx 237 10 the the DT cord-290952-tbsccwgx 237 11 corresponding correspond VBG cord-290952-tbsccwgx 237 12 conditions condition NNS cord-290952-tbsccwgx 237 13 of of IN cord-290952-tbsccwgx 237 14 Pontryagin Pontryagin NNP cord-290952-tbsccwgx 237 15 's 's POS cord-290952-tbsccwgx 237 16 maximum maximum JJ cord-290952-tbsccwgx 237 17 principle principle NN cord-290952-tbsccwgx 237 18 used use VBN cord-290952-tbsccwgx 237 19 in in IN cord-290952-tbsccwgx 237 20 solution solution NN cord-290952-tbsccwgx 237 21 process process NN cord-290952-tbsccwgx 237 22 are be VBP cord-290952-tbsccwgx 237 23 as as IN cord-290952-tbsccwgx 237 24 follows follow VBZ cord-290952-tbsccwgx 237 25 : : : cord-290952-tbsccwgx 237 26 Utilizing utilize VBG cord-290952-tbsccwgx 237 27 the the DT cord-290952-tbsccwgx 237 28 conditions condition NNS cord-290952-tbsccwgx 237 29 mentioned mention VBN cord-290952-tbsccwgx 237 30 above above RB cord-290952-tbsccwgx 237 31 ( ( -LRB- cord-290952-tbsccwgx 237 32 17 17 CD cord-290952-tbsccwgx 237 33 ) ) -RRB- cord-290952-tbsccwgx 237 34 , , , cord-290952-tbsccwgx 237 35 we -PRON- PRP cord-290952-tbsccwgx 237 36 present present VBP cord-290952-tbsccwgx 237 37 the the DT cord-290952-tbsccwgx 237 38 solution solution NN cord-290952-tbsccwgx 237 39 of of IN cord-290952-tbsccwgx 237 40 optimality optimality NN cord-290952-tbsccwgx 237 41 system system NN cord-290952-tbsccwgx 237 42 in in IN cord-290952-tbsccwgx 237 43 the the DT cord-290952-tbsccwgx 237 44 following following JJ cord-290952-tbsccwgx 237 45 theorem theorem NN cord-290952-tbsccwgx 237 46 . . . cord-290952-tbsccwgx 238 1 Theorem theorem NN cord-290952-tbsccwgx 238 2 3 3 CD cord-290952-tbsccwgx 238 3 . . . cord-290952-tbsccwgx 239 1 The the DT cord-290952-tbsccwgx 239 2 optimal optimal JJ cord-290952-tbsccwgx 239 3 controls control NNS cord-290952-tbsccwgx 240 1 u u NNP cord-290952-tbsccwgx 240 2 * * NNP cord-290952-tbsccwgx 240 3 1 1 CD cord-290952-tbsccwgx 240 4 , , , cord-290952-tbsccwgx 240 5 u u NNP cord-290952-tbsccwgx 240 6 * * NNP cord-290952-tbsccwgx 240 7 2 2 CD cord-290952-tbsccwgx 240 8 and and CC cord-290952-tbsccwgx 240 9 the the DT cord-290952-tbsccwgx 240 10 solutions solution NNS cord-290952-tbsccwgx 240 11 S S NNP cord-290952-tbsccwgx 240 12 * * NFP cord-290952-tbsccwgx 240 13 , , , cord-290952-tbsccwgx 240 14 E E NNP cord-290952-tbsccwgx 240 15 * * NFP cord-290952-tbsccwgx 240 16 , , , cord-290952-tbsccwgx 240 17 I -PRON- PRP cord-290952-tbsccwgx 240 18 * * NFP cord-290952-tbsccwgx 240 19 , , , cord-290952-tbsccwgx 240 20 I -PRON- PRP cord-290952-tbsccwgx 240 21 * * NFP cord-290952-tbsccwgx 240 22 a a DT cord-290952-tbsccwgx 240 23 , , , cord-290952-tbsccwgx 240 24 Q Q NNP cord-290952-tbsccwgx 240 25 * * NFP cord-290952-tbsccwgx 240 26 , , , cord-290952-tbsccwgx 240 27 I -PRON- PRP cord-290952-tbsccwgx 241 1 * * NFP cord-290952-tbsccwgx 241 2 h h NNP cord-290952-tbsccwgx 241 3 , , , cord-290952-tbsccwgx 241 4 I -PRON- PRP cord-290952-tbsccwgx 242 1 * * NFP cord-290952-tbsccwgx 242 2 c c NN cord-290952-tbsccwgx 242 3 and and CC cord-290952-tbsccwgx 242 4 R R NNP cord-290952-tbsccwgx 242 5 * * NFP cord-290952-tbsccwgx 242 6 of of IN cord-290952-tbsccwgx 242 7 the the DT cord-290952-tbsccwgx 242 8 corresponding correspond VBG cord-290952-tbsccwgx 242 9 control control NN cord-290952-tbsccwgx 242 10 system system NN cord-290952-tbsccwgx 242 11 ( ( -LRB- cord-290952-tbsccwgx 242 12 13 13 CD cord-290952-tbsccwgx 242 13 ) ) -RRB- cord-290952-tbsccwgx 242 14 that that WDT cord-290952-tbsccwgx 242 15 minimize minimize VBP cord-290952-tbsccwgx 242 16 the the DT cord-290952-tbsccwgx 242 17 objective objective JJ cord-290952-tbsccwgx 242 18 functional functional JJ cord-290952-tbsccwgx 242 19 J(u J(u NNP cord-290952-tbsccwgx 242 20 1 1 CD cord-290952-tbsccwgx 242 21 , , , cord-290952-tbsccwgx 242 22 u u NNP cord-290952-tbsccwgx 242 23 2 2 CD cord-290952-tbsccwgx 242 24 ) ) -RRB- cord-290952-tbsccwgx 242 25 over over IN cord-290952-tbsccwgx 242 26 Ω. Ω. NNP cord-290952-tbsccwgx 243 1 There there EX cord-290952-tbsccwgx 243 2 exists exist VBZ cord-290952-tbsccwgx 243 3 adjoint adjoint NN cord-290952-tbsccwgx 243 4 variables variable NNS cord-290952-tbsccwgx 243 5 λ λ NNP cord-290952-tbsccwgx 243 6 i i NN cord-290952-tbsccwgx 243 7 , , , cord-290952-tbsccwgx 244 1 where where WRB cord-290952-tbsccwgx 244 2 i i PRP cord-290952-tbsccwgx 244 3 = = SYM cord-290952-tbsccwgx 244 4 1 1 CD cord-290952-tbsccwgx 244 5 , , , cord-290952-tbsccwgx 244 6 2 2 CD cord-290952-tbsccwgx 244 7 , , , cord-290952-tbsccwgx 244 8 · · NFP cord-290952-tbsccwgx 244 9 · · NFP cord-290952-tbsccwgx 244 10 · · NFP cord-290952-tbsccwgx 244 11 , , , cord-290952-tbsccwgx 244 12 8 8 CD cord-290952-tbsccwgx 244 13 , , , cord-290952-tbsccwgx 244 14 along along IN cord-290952-tbsccwgx 244 15 with with IN cord-290952-tbsccwgx 244 16 transversality transversality NN cord-290952-tbsccwgx 244 17 conditions condition NNS cord-290952-tbsccwgx 244 18 λ λ NNP cord-290952-tbsccwgx 244 19 i i NN cord-290952-tbsccwgx 244 20 ( ( -LRB- cord-290952-tbsccwgx 244 21 T T NNP cord-290952-tbsccwgx 244 22 f f NN cord-290952-tbsccwgx 244 23 ) ) -RRB- cord-290952-tbsccwgx 244 24 = = SYM cord-290952-tbsccwgx 244 25 0 0 NFP cord-290952-tbsccwgx 244 26 such such JJ cord-290952-tbsccwgx 244 27 that that DT cord-290952-tbsccwgx 245 1 Furthermore furthermore RB cord-290952-tbsccwgx 245 2 , , , cord-290952-tbsccwgx 245 3 the the DT cord-290952-tbsccwgx 245 4 associated associate VBN cord-290952-tbsccwgx 245 5 optimal optimal JJ cord-290952-tbsccwgx 245 6 controls control NNS cord-290952-tbsccwgx 246 1 u u NNP cord-290952-tbsccwgx 246 2 * * NNP cord-290952-tbsccwgx 246 3 1 1 CD cord-290952-tbsccwgx 246 4 and and CC cord-290952-tbsccwgx 246 5 u u NNP cord-290952-tbsccwgx 247 1 * * NFP cord-290952-tbsccwgx 247 2 2 2 CD cord-290952-tbsccwgx 247 3 are be VBP cord-290952-tbsccwgx 247 4 given give VBN cord-290952-tbsccwgx 247 5 by by IN cord-290952-tbsccwgx 247 6 Proof Proof NNP cord-290952-tbsccwgx 247 7 . . . cord-290952-tbsccwgx 248 1 The the DT cord-290952-tbsccwgx 248 2 desired desire VBN cord-290952-tbsccwgx 248 3 results result NNS cord-290952-tbsccwgx 248 4 ( ( -LRB- cord-290952-tbsccwgx 248 5 18 18 CD cord-290952-tbsccwgx 248 6 ) ) -RRB- cord-290952-tbsccwgx 248 7 and and CC cord-290952-tbsccwgx 248 8 the the DT cord-290952-tbsccwgx 248 9 transversality transversality NN cord-290952-tbsccwgx 248 10 conditions condition NNS cord-290952-tbsccwgx 248 11 are be VBP cord-290952-tbsccwgx 248 12 obtained obtain VBN cord-290952-tbsccwgx 248 13 by by IN cord-290952-tbsccwgx 248 14 utilizing utilize VBG cord-290952-tbsccwgx 248 15 the the DT cord-290952-tbsccwgx 248 16 conditions condition NNS cord-290952-tbsccwgx 248 17 specified specify VBN cord-290952-tbsccwgx 248 18 in in IN cord-290952-tbsccwgx 248 19 ( ( -LRB- cord-290952-tbsccwgx 248 20 17 17 CD cord-290952-tbsccwgx 248 21 ) ) -RRB- cord-290952-tbsccwgx 248 22 for for IN cord-290952-tbsccwgx 248 23 the the DT cord-290952-tbsccwgx 248 24 Hamiltonian hamiltonian JJ cord-290952-tbsccwgx 248 25 function function NN cord-290952-tbsccwgx 248 26 given give VBN cord-290952-tbsccwgx 248 27 ( ( -LRB- cord-290952-tbsccwgx 248 28 16 16 CD cord-290952-tbsccwgx 248 29 ) ) -RRB- cord-290952-tbsccwgx 248 30 and and CC cord-290952-tbsccwgx 248 31 with with IN cord-290952-tbsccwgx 248 32 the the DT cord-290952-tbsccwgx 248 33 settings setting NNS cord-290952-tbsccwgx 249 1 S s NN cord-290952-tbsccwgx 249 2 = = SYM cord-290952-tbsccwgx 249 3 S s NN cord-290952-tbsccwgx 250 1 * * NFP cord-290952-tbsccwgx 250 2 , , , cord-290952-tbsccwgx 250 3 E e NN cord-290952-tbsccwgx 250 4 = = SYM cord-290952-tbsccwgx 250 5 E e NN cord-290952-tbsccwgx 251 1 * * NFP cord-290952-tbsccwgx 251 2 , , , cord-290952-tbsccwgx 251 3 I -PRON- PRP cord-290952-tbsccwgx 251 4 = = NFP cord-290952-tbsccwgx 252 1 I -PRON- PRP cord-290952-tbsccwgx 253 1 * * NFP cord-290952-tbsccwgx 253 2 , , , cord-290952-tbsccwgx 253 3 I -PRON- PRP cord-290952-tbsccwgx 253 4 a a DT cord-290952-tbsccwgx 254 1 = = NFP cord-290952-tbsccwgx 255 1 I -PRON- PRP cord-290952-tbsccwgx 255 2 * * NFP cord-290952-tbsccwgx 256 1 a a LS cord-290952-tbsccwgx 257 1 , , , cord-290952-tbsccwgx 257 2 Q Q NNP cord-290952-tbsccwgx 257 3 = = NN cord-290952-tbsccwgx 257 4 Q Q NNP cord-290952-tbsccwgx 257 5 * * NFP cord-290952-tbsccwgx 257 6 , , , cord-290952-tbsccwgx 258 1 I -PRON- PRP cord-290952-tbsccwgx 258 2 h h NN cord-290952-tbsccwgx 258 3 = = NFP cord-290952-tbsccwgx 259 1 I -PRON- PRP cord-290952-tbsccwgx 260 1 * * NFP cord-290952-tbsccwgx 260 2 h h NNP cord-290952-tbsccwgx 260 3 , , , cord-290952-tbsccwgx 261 1 I i NN cord-290952-tbsccwgx 261 2 c c NN cord-290952-tbsccwgx 261 3 = = NFP cord-290952-tbsccwgx 262 1 I -PRON- PRP cord-290952-tbsccwgx 263 1 * * NFP cord-290952-tbsccwgx 263 2 c c NN cord-290952-tbsccwgx 263 3 and and CC cord-290952-tbsccwgx 263 4 R r NN cord-290952-tbsccwgx 263 5 = = SYM cord-290952-tbsccwgx 263 6 R r NN cord-290952-tbsccwgx 263 7 * * NFP cord-290952-tbsccwgx 263 8 . . . cord-290952-tbsccwgx 264 1 Further further RB cord-290952-tbsccwgx 264 2 , , , cord-290952-tbsccwgx 264 3 to to TO cord-290952-tbsccwgx 264 4 obtain obtain VB cord-290952-tbsccwgx 264 5 the the DT cord-290952-tbsccwgx 264 6 equations equation NNS cord-290952-tbsccwgx 264 7 ( ( -LRB- cord-290952-tbsccwgx 264 8 19 19 CD cord-290952-tbsccwgx 264 9 ) ) -RRB- cord-290952-tbsccwgx 264 10 for for IN cord-290952-tbsccwgx 264 11 the the DT cord-290952-tbsccwgx 264 12 control control NN cord-290952-tbsccwgx 264 13 characterization characterization NN cord-290952-tbsccwgx 264 14 , , , cord-290952-tbsccwgx 264 15 we -PRON- PRP cord-290952-tbsccwgx 264 16 use use VBP cord-290952-tbsccwgx 264 17 the the DT cord-290952-tbsccwgx 264 18 condition condition NN cord-290952-tbsccwgx 265 1 ∂H(t ∂H(t NNP cord-290952-tbsccwgx 265 2 , , , cord-290952-tbsccwgx 265 3 u u NNP cord-290952-tbsccwgx 265 4 j j NNP cord-290952-tbsccwgx 265 5 * * NFP cord-290952-tbsccwgx 265 6 , , , cord-290952-tbsccwgx 265 7 λ λ NNP cord-290952-tbsccwgx 265 8 j j NNP cord-290952-tbsccwgx 265 9 ) ) -RRB- cord-290952-tbsccwgx 265 10 ∂u ∂u . cord-290952-tbsccwgx 266 1 j j NNP cord-290952-tbsccwgx 266 2 = = SYM cord-290952-tbsccwgx 266 3 0 0 NFP cord-290952-tbsccwgx 266 4 given give VBN cord-290952-tbsccwgx 266 5 in in IN cord-290952-tbsccwgx 266 6 ( ( -LRB- cord-290952-tbsccwgx 266 7 17 17 CD cord-290952-tbsccwgx 266 8 ) ) -RRB- cord-290952-tbsccwgx 266 9 for for IN cord-290952-tbsccwgx 266 10 j j NNP cord-290952-tbsccwgx 266 11 = = SYM cord-290952-tbsccwgx 266 12 1 1 CD cord-290952-tbsccwgx 266 13 , , , cord-290952-tbsccwgx 266 14 2 2 CD cord-290952-tbsccwgx 266 15 , , , cord-290952-tbsccwgx 266 16 and and CC cord-290952-tbsccwgx 266 17 the the DT cord-290952-tbsccwgx 266 18 equations equation NNS cord-290952-tbsccwgx 266 19 ( ( -LRB- cord-290952-tbsccwgx 266 20 19 19 CD cord-290952-tbsccwgx 266 21 ) ) -RRB- cord-290952-tbsccwgx 266 22 are be VBP cord-290952-tbsccwgx 266 23 presented present VBN cord-290952-tbsccwgx 266 24 . . . cord-290952-tbsccwgx 267 1 We -PRON- PRP cord-290952-tbsccwgx 267 2 present present VBP cord-290952-tbsccwgx 267 3 and and CC cord-290952-tbsccwgx 267 4 discuss discuss VB cord-290952-tbsccwgx 267 5 the the DT cord-290952-tbsccwgx 267 6 graphical graphical JJ cord-290952-tbsccwgx 267 7 results result NNS cord-290952-tbsccwgx 267 8 of of IN cord-290952-tbsccwgx 267 9 the the DT cord-290952-tbsccwgx 267 10 COVID-19 covid-19 JJ cord-290952-tbsccwgx 267 11 model model NN cord-290952-tbsccwgx 267 12 ( ( -LRB- cord-290952-tbsccwgx 267 13 3 3 LS cord-290952-tbsccwgx 267 14 ) ) -RRB- cord-290952-tbsccwgx 267 15 with with IN cord-290952-tbsccwgx 267 16 constant constant JJ cord-290952-tbsccwgx 267 17 quarantine quarantine NN cord-290952-tbsccwgx 267 18 and and CC cord-290952-tbsccwgx 267 19 hospitalization hospitalization NN cord-290952-tbsccwgx 267 20 / / SYM cord-290952-tbsccwgx 267 21 isolation isolation NN cord-290952-tbsccwgx 267 22 control control NN cord-290952-tbsccwgx 267 23 measures measure NNS cord-290952-tbsccwgx 267 24 and and CC cord-290952-tbsccwgx 267 25 the the DT cord-290952-tbsccwgx 267 26 model model NN cord-290952-tbsccwgx 267 27 ( ( -LRB- cord-290952-tbsccwgx 267 28 13 13 CD cord-290952-tbsccwgx 267 29 ) ) -RRB- cord-290952-tbsccwgx 267 30 with with IN cord-290952-tbsccwgx 267 31 time time NN cord-290952-tbsccwgx 267 32 dependent dependent JJ cord-290952-tbsccwgx 267 33 control control NN cord-290952-tbsccwgx 267 34 interventions intervention NNS cord-290952-tbsccwgx 267 35 and and CC cord-290952-tbsccwgx 267 36 compared compare VBN cord-290952-tbsccwgx 267 37 both both DT cord-290952-tbsccwgx 267 38 results result NNS cord-290952-tbsccwgx 267 39 . . . cord-290952-tbsccwgx 268 1 To to TO cord-290952-tbsccwgx 268 2 perform perform VB cord-290952-tbsccwgx 268 3 the the DT cord-290952-tbsccwgx 268 4 simulations simulation NNS cord-290952-tbsccwgx 268 5 , , , cord-290952-tbsccwgx 268 6 both both DT cord-290952-tbsccwgx 268 7 models model NNS cord-290952-tbsccwgx 268 8 are be VBP cord-290952-tbsccwgx 268 9 solved solve VBN cord-290952-tbsccwgx 268 10 numerically numerically RB cord-290952-tbsccwgx 268 11 using use VBG cord-290952-tbsccwgx 268 12 the the DT cord-290952-tbsccwgx 268 13 RK4 rk4 NN cord-290952-tbsccwgx 268 14 technique technique NN cord-290952-tbsccwgx 268 15 . . . cord-290952-tbsccwgx 269 1 The the DT cord-290952-tbsccwgx 269 2 estimated estimate VBN cord-290952-tbsccwgx 269 3 and and CC cord-290952-tbsccwgx 269 4 fitted fit VBN cord-290952-tbsccwgx 269 5 parameters parameter NNS cord-290952-tbsccwgx 269 6 given give VBN cord-290952-tbsccwgx 269 7 in in IN cord-290952-tbsccwgx 269 8 Table Table NNP cord-290952-tbsccwgx 269 9 2 2 CD cord-290952-tbsccwgx 269 10 are be VBP cord-290952-tbsccwgx 269 11 used use VBN cord-290952-tbsccwgx 269 12 in in IN cord-290952-tbsccwgx 269 13 the the DT cord-290952-tbsccwgx 269 14 simulation simulation NN cord-290952-tbsccwgx 269 15 results result NNS cord-290952-tbsccwgx 269 16 . . . cord-290952-tbsccwgx 270 1 The the DT cord-290952-tbsccwgx 270 2 time time NN cord-290952-tbsccwgx 270 3 level level NN cord-290952-tbsccwgx 270 4 is be VBZ cord-290952-tbsccwgx 270 5 considered consider VBN cord-290952-tbsccwgx 270 6 up up IN cord-290952-tbsccwgx 270 7 to to TO cord-290952-tbsccwgx 270 8 150 150 CD cord-290952-tbsccwgx 270 9 units unit NNS cord-290952-tbsccwgx 270 10 ( ( -LRB- cord-290952-tbsccwgx 270 11 days day NNS cord-290952-tbsccwgx 270 12 ) ) -RRB- cord-290952-tbsccwgx 270 13 . . . cord-290952-tbsccwgx 271 1 The the DT cord-290952-tbsccwgx 271 2 weight weight NN cord-290952-tbsccwgx 271 3 and and CC cord-290952-tbsccwgx 271 4 balancing balancing NN cord-290952-tbsccwgx 271 5 constants constant NNS cord-290952-tbsccwgx 271 6 are be VBP cord-290952-tbsccwgx 271 7 chosen choose VBN cord-290952-tbsccwgx 271 8 as as IN cord-290952-tbsccwgx 271 9 A a DT cord-290952-tbsccwgx 271 10 1 1 CD cord-290952-tbsccwgx 271 11 = = SYM cord-290952-tbsccwgx 271 12 0.001 0.001 CD cord-290952-tbsccwgx 271 13 , , , cord-290952-tbsccwgx 271 14 A a DT cord-290952-tbsccwgx 271 15 2 2 CD cord-290952-tbsccwgx 271 16 = = SYM cord-290952-tbsccwgx 271 17 0.01 0.01 CD cord-290952-tbsccwgx 271 18 , , , cord-290952-tbsccwgx 271 19 A a DT cord-290952-tbsccwgx 271 20 3 3 CD cord-290952-tbsccwgx 271 21 = = SYM cord-290952-tbsccwgx 271 22 0.001 0.001 CD cord-290952-tbsccwgx 271 23 , , , cord-290952-tbsccwgx 271 24 A a DT cord-290952-tbsccwgx 271 25 4 4 CD cord-290952-tbsccwgx 271 26 = = SYM cord-290952-tbsccwgx 271 27 300 300 CD cord-290952-tbsccwgx 271 28 , , , cord-290952-tbsccwgx 271 29 and and CC cord-290952-tbsccwgx 271 30 A a DT cord-290952-tbsccwgx 271 31 5 5 CD cord-290952-tbsccwgx 271 32 = = SYM cord-290952-tbsccwgx 271 33 200 200 CD cord-290952-tbsccwgx 271 34 . . . cord-290952-tbsccwgx 272 1 It -PRON- PRP cord-290952-tbsccwgx 272 2 should should MD cord-290952-tbsccwgx 272 3 be be VB cord-290952-tbsccwgx 272 4 noticed notice VBN cord-290952-tbsccwgx 272 5 that that IN cord-290952-tbsccwgx 272 6 the the DT cord-290952-tbsccwgx 272 7 weights weight NNS cord-290952-tbsccwgx 272 8 constant constant JJ cord-290952-tbsccwgx 272 9 values value NNS cord-290952-tbsccwgx 272 10 taken take VBN cord-290952-tbsccwgx 272 11 in in IN cord-290952-tbsccwgx 272 12 the the DT cord-290952-tbsccwgx 272 13 simulations simulation NNS cord-290952-tbsccwgx 272 14 are be VBP cord-290952-tbsccwgx 272 15 theoretical theoretical JJ cord-290952-tbsccwgx 272 16 as as IN cord-290952-tbsccwgx 272 17 they -PRON- PRP cord-290952-tbsccwgx 272 18 were be VBD cord-290952-tbsccwgx 272 19 chosen choose VBN cord-290952-tbsccwgx 272 20 only only RB cord-290952-tbsccwgx 272 21 to to IN cord-290952-tbsccwgx 272 22 carried carry VBN cord-290952-tbsccwgx 272 23 out out RP cord-290952-tbsccwgx 272 24 the the DT cord-290952-tbsccwgx 272 25 control control NN cord-290952-tbsccwgx 272 26 strategies strategy NNS cord-290952-tbsccwgx 272 27 developed develop VBN cord-290952-tbsccwgx 272 28 in in IN cord-290952-tbsccwgx 272 29 this this DT cord-290952-tbsccwgx 272 30 study study NN cord-290952-tbsccwgx 272 31 . . . cord-290952-tbsccwgx 273 1 In in IN cord-290952-tbsccwgx 273 2 Figure figure NN cord-290952-tbsccwgx 273 3 9 9 CD cord-290952-tbsccwgx 273 4 ( ( -LRB- cord-290952-tbsccwgx 273 5 a a DT cord-290952-tbsccwgx 273 6 - - HYPH cord-290952-tbsccwgx 273 7 d d NN cord-290952-tbsccwgx 273 8 ) ) -RRB- cord-290952-tbsccwgx 273 9 , , , cord-290952-tbsccwgx 273 10 we -PRON- PRP cord-290952-tbsccwgx 273 11 have have VBP cord-290952-tbsccwgx 273 12 depicted depict VBN cord-290952-tbsccwgx 273 13 the the DT cord-290952-tbsccwgx 273 14 impact impact NN cord-290952-tbsccwgx 273 15 of of IN cord-290952-tbsccwgx 273 16 hospitalization hospitalization NN cord-290952-tbsccwgx 273 17 control control NN cord-290952-tbsccwgx 273 18 only only RB cord-290952-tbsccwgx 273 19 and and CC cord-290952-tbsccwgx 273 20 keeping keep VBG cord-290952-tbsccwgx 273 21 the the DT cord-290952-tbsccwgx 273 22 quarantine quarantine NN cord-290952-tbsccwgx 273 23 or or CC cord-290952-tbsccwgx 273 24 case case NN cord-290952-tbsccwgx 273 25 tracing trace VBG cord-290952-tbsccwgx 273 26 control control NN cord-290952-tbsccwgx 273 27 inactive inactive JJ cord-290952-tbsccwgx 273 28 ( ( -LRB- cord-290952-tbsccwgx 273 29 i.e. i.e. FW cord-290952-tbsccwgx 273 30 , , , cord-290952-tbsccwgx 273 31 u u NN cord-290952-tbsccwgx 273 32 1 1 CD cord-290952-tbsccwgx 273 33 = = SYM cord-290952-tbsccwgx 273 34 0 0 CD cord-290952-tbsccwgx 273 35 and and CC cord-290952-tbsccwgx 273 36 u u NN cord-290952-tbsccwgx 273 37 2 2 CD cord-290952-tbsccwgx 273 38 = = SYM cord-290952-tbsccwgx 273 39 0 0 CD cord-290952-tbsccwgx 273 40 ) ) -RRB- cord-290952-tbsccwgx 273 41 . . . cord-290952-tbsccwgx 274 1 The the DT cord-290952-tbsccwgx 274 2 control control NN cord-290952-tbsccwgx 274 3 profile profile NN cord-290952-tbsccwgx 274 4 for for IN cord-290952-tbsccwgx 274 5 this this DT cord-290952-tbsccwgx 274 6 strategy strategy NN cord-290952-tbsccwgx 274 7 is be VBZ cord-290952-tbsccwgx 274 8 shown show VBN cord-290952-tbsccwgx 274 9 in in IN cord-290952-tbsccwgx 274 10 9 9 CD cord-290952-tbsccwgx 274 11 ( ( -LRB- cord-290952-tbsccwgx 274 12 e e NN cord-290952-tbsccwgx 274 13 ) ) -RRB- cord-290952-tbsccwgx 274 14 . . . cord-290952-tbsccwgx 275 1 It -PRON- PRP cord-290952-tbsccwgx 275 2 is be VBZ cord-290952-tbsccwgx 275 3 observed observe VBN cord-290952-tbsccwgx 275 4 that that IN cord-290952-tbsccwgx 275 5 although although IN cord-290952-tbsccwgx 275 6 the the DT cord-290952-tbsccwgx 275 7 control control NN cord-290952-tbsccwgx 275 8 u u NNP cord-290952-tbsccwgx 275 9 2 2 CD cord-290952-tbsccwgx 275 10 is be VBZ cord-290952-tbsccwgx 275 11 kept keep VBN cord-290952-tbsccwgx 275 12 100 100 CD cord-290952-tbsccwgx 275 13 % % NN cord-290952-tbsccwgx 275 14 for for IN cord-290952-tbsccwgx 275 15 the the DT cord-290952-tbsccwgx 275 16 first first JJ cord-290952-tbsccwgx 275 17 70 70 CD cord-290952-tbsccwgx 275 18 days day NNS cord-290952-tbsccwgx 275 19 , , , cord-290952-tbsccwgx 275 20 but but CC cord-290952-tbsccwgx 275 21 still still RB cord-290952-tbsccwgx 275 22 it -PRON- PRP cord-290952-tbsccwgx 275 23 has have VBZ cord-290952-tbsccwgx 275 24 no no DT cord-290952-tbsccwgx 275 25 significant significant JJ cord-290952-tbsccwgx 275 26 impact impact NN cord-290952-tbsccwgx 275 27 on on IN cord-290952-tbsccwgx 275 28 the the DT cord-290952-tbsccwgx 275 29 different different JJ cord-290952-tbsccwgx 275 30 infected infect VBN cord-290952-tbsccwgx 275 31 individuals individual NNS cord-290952-tbsccwgx 275 32 as as IN cord-290952-tbsccwgx 275 33 seen see VBN cord-290952-tbsccwgx 275 34 9 9 CD cord-290952-tbsccwgx 275 35 ( ( -LRB- cord-290952-tbsccwgx 275 36 a a LS cord-290952-tbsccwgx 275 37 - - HYPH cord-290952-tbsccwgx 275 38 d d NN cord-290952-tbsccwgx 275 39 ) ) -RRB- cord-290952-tbsccwgx 275 40 . . . cord-290952-tbsccwgx 276 1 Thus thus RB cord-290952-tbsccwgx 276 2 , , , cord-290952-tbsccwgx 276 3 only only RB cord-290952-tbsccwgx 276 4 the the DT cord-290952-tbsccwgx 276 5 hospitalization hospitalization NN cord-290952-tbsccwgx 276 6 or or CC cord-290952-tbsccwgx 276 7 self self NN cord-290952-tbsccwgx 276 8 - - HYPH cord-290952-tbsccwgx 276 9 isolation isolation NN cord-290952-tbsccwgx 276 10 intervention intervention NN cord-290952-tbsccwgx 276 11 is be VBZ cord-290952-tbsccwgx 276 12 not not RB cord-290952-tbsccwgx 276 13 enough enough JJ cord-290952-tbsccwgx 276 14 for for IN cord-290952-tbsccwgx 276 15 the the DT cord-290952-tbsccwgx 276 16 control control NN cord-290952-tbsccwgx 276 17 of of IN cord-290952-tbsccwgx 276 18 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 276 19 pandemic pandemic NN cord-290952-tbsccwgx 276 20 in in IN cord-290952-tbsccwgx 276 21 Pakistan Pakistan NNP cord-290952-tbsccwgx 276 22 . . . cord-290952-tbsccwgx 277 1 The the DT cord-290952-tbsccwgx 277 2 impact impact NN cord-290952-tbsccwgx 277 3 of of IN cord-290952-tbsccwgx 277 4 only only JJ cord-290952-tbsccwgx 277 5 quarantine quarantine NN cord-290952-tbsccwgx 277 6 optimal optimal JJ cord-290952-tbsccwgx 277 7 control control NN cord-290952-tbsccwgx 277 8 by by IN cord-290952-tbsccwgx 277 9 keeping keep VBG cord-290952-tbsccwgx 277 10 the the DT cord-290952-tbsccwgx 277 11 hospitalization hospitalization NN cord-290952-tbsccwgx 277 12 control control NN cord-290952-tbsccwgx 277 13 zero zero CD cord-290952-tbsccwgx 277 14 ( ( -LRB- cord-290952-tbsccwgx 277 15 i.e. i.e. FW cord-290952-tbsccwgx 277 16 , , , cord-290952-tbsccwgx 277 17 u u NN cord-290952-tbsccwgx 277 18 1 1 CD cord-290952-tbsccwgx 277 19 = = SYM cord-290952-tbsccwgx 277 20 0 0 CD cord-290952-tbsccwgx 277 21 and and CC cord-290952-tbsccwgx 277 22 u u NN cord-290952-tbsccwgx 277 23 2 2 CD cord-290952-tbsccwgx 277 24 = = SYM cord-290952-tbsccwgx 277 25 0 0 NFP cord-290952-tbsccwgx 277 26 ) ) -RRB- cord-290952-tbsccwgx 277 27 is be VBZ cord-290952-tbsccwgx 277 28 shown show VBN cord-290952-tbsccwgx 277 29 in in IN cord-290952-tbsccwgx 277 30 10 10 CD cord-290952-tbsccwgx 277 31 ( ( -LRB- cord-290952-tbsccwgx 277 32 a a LS cord-290952-tbsccwgx 277 33 - - HYPH cord-290952-tbsccwgx 277 34 d d NN cord-290952-tbsccwgx 277 35 ) ) -RRB- cord-290952-tbsccwgx 277 36 . . . cord-290952-tbsccwgx 278 1 The the DT cord-290952-tbsccwgx 278 2 corresponding corresponding JJ cord-290952-tbsccwgx 278 3 control control NN cord-290952-tbsccwgx 278 4 profile profile NN cord-290952-tbsccwgx 278 5 for for IN cord-290952-tbsccwgx 278 6 this this DT cord-290952-tbsccwgx 278 7 case case NN cord-290952-tbsccwgx 278 8 is be VBZ cord-290952-tbsccwgx 278 9 depicted depict VBN cord-290952-tbsccwgx 278 10 in in IN cord-290952-tbsccwgx 278 11 10 10 CD cord-290952-tbsccwgx 278 12 ( ( -LRB- cord-290952-tbsccwgx 278 13 e e NN cord-290952-tbsccwgx 278 14 ) ) -RRB- cord-290952-tbsccwgx 278 15 . . . cord-290952-tbsccwgx 279 1 It -PRON- PRP cord-290952-tbsccwgx 279 2 can can MD cord-290952-tbsccwgx 279 3 be be VB cord-290952-tbsccwgx 279 4 seen see VBN cord-290952-tbsccwgx 279 5 that that IN cord-290952-tbsccwgx 279 6 by by IN cord-290952-tbsccwgx 279 7 maintaining maintain VBG cord-290952-tbsccwgx 279 8 a a DT cord-290952-tbsccwgx 279 9 strict strict JJ cord-290952-tbsccwgx 279 10 quarantine quarantine NN cord-290952-tbsccwgx 279 11 control control NN cord-290952-tbsccwgx 279 12 is be VBZ cord-290952-tbsccwgx 279 13 very very RB cord-290952-tbsccwgx 279 14 effective effective JJ cord-290952-tbsccwgx 279 15 in in IN cord-290952-tbsccwgx 279 16 minimizing minimize VBG cord-290952-tbsccwgx 279 17 the the DT cord-290952-tbsccwgx 279 18 spread spread NN cord-290952-tbsccwgx 279 19 of of IN cord-290952-tbsccwgx 279 20 the the DT cord-290952-tbsccwgx 279 21 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 279 22 infection infection NN cord-290952-tbsccwgx 279 23 . . . cord-290952-tbsccwgx 280 1 Finally finally RB cord-290952-tbsccwgx 280 2 , , , cord-290952-tbsccwgx 280 3 the the DT cord-290952-tbsccwgx 280 4 impact impact NN cord-290952-tbsccwgx 280 5 of of IN cord-290952-tbsccwgx 280 6 both both DT cord-290952-tbsccwgx 280 7 optimal optimal JJ cord-290952-tbsccwgx 280 8 controls control NNS cord-290952-tbsccwgx 280 9 on on IN cord-290952-tbsccwgx 280 10 the the DT cord-290952-tbsccwgx 280 11 dynamics dynamic NNS cord-290952-tbsccwgx 280 12 of of IN cord-290952-tbsccwgx 280 13 COVID-19 covid-19 JJ cord-290952-tbsccwgx 280 14 burden burden NN cord-290952-tbsccwgx 280 15 is be VBZ cord-290952-tbsccwgx 280 16 analyzed analyze VBN cord-290952-tbsccwgx 280 17 . . . cord-290952-tbsccwgx 281 1 The the DT cord-290952-tbsccwgx 281 2 graphical graphical JJ cord-290952-tbsccwgx 281 3 results result NNS cord-290952-tbsccwgx 281 4 are be VBP cord-290952-tbsccwgx 281 5 depicted depict VBN cord-290952-tbsccwgx 281 6 in in IN cord-290952-tbsccwgx 281 7 Figure Figure NNP cord-290952-tbsccwgx 281 8 10 10 CD cord-290952-tbsccwgx 281 9 ( ( -LRB- cord-290952-tbsccwgx 281 10 a a DT cord-290952-tbsccwgx 281 11 - - HYPH cord-290952-tbsccwgx 281 12 d d NN cord-290952-tbsccwgx 281 13 ) ) -RRB- cord-290952-tbsccwgx 281 14 , , , cord-290952-tbsccwgx 281 15 while while IN cord-290952-tbsccwgx 281 16 the the DT cord-290952-tbsccwgx 281 17 control control NN cord-290952-tbsccwgx 281 18 profile profile NN cord-290952-tbsccwgx 281 19 is be VBZ cord-290952-tbsccwgx 281 20 shown show VBN cord-290952-tbsccwgx 281 21 in in IN cord-290952-tbsccwgx 281 22 10 10 CD cord-290952-tbsccwgx 281 23 ( ( -LRB- cord-290952-tbsccwgx 281 24 e e NN cord-290952-tbsccwgx 281 25 ) ) -RRB- cord-290952-tbsccwgx 281 26 . . . cord-290952-tbsccwgx 282 1 It -PRON- PRP cord-290952-tbsccwgx 282 2 can can MD cord-290952-tbsccwgx 282 3 be be VB cord-290952-tbsccwgx 282 4 observed observe VBN cord-290952-tbsccwgx 282 5 from from IN cord-290952-tbsccwgx 282 6 10 10 CD cord-290952-tbsccwgx 282 7 ( ( -LRB- cord-290952-tbsccwgx 282 8 a a LS cord-290952-tbsccwgx 282 9 - - HYPH cord-290952-tbsccwgx 282 10 d d NN cord-290952-tbsccwgx 282 11 ) ) -RRB- cord-290952-tbsccwgx 282 12 that that IN cord-290952-tbsccwgx 282 13 the the DT cord-290952-tbsccwgx 282 14 number number NN cord-290952-tbsccwgx 282 15 of of IN cord-290952-tbsccwgx 282 16 exposed expose VBN cord-290952-tbsccwgx 282 17 , , , cord-290952-tbsccwgx 282 18 symptomatically symptomatically RB cord-290952-tbsccwgx 282 19 - - HYPH cord-290952-tbsccwgx 282 20 infected infect VBN cord-290952-tbsccwgx 282 21 , , , cord-290952-tbsccwgx 282 22 asymptomatically asymptomatically RB cord-290952-tbsccwgx 282 23 - - HYPH cord-290952-tbsccwgx 282 24 infected infect VBN cord-290952-tbsccwgx 282 25 , , , cord-290952-tbsccwgx 282 26 and and CC cord-290952-tbsccwgx 282 27 critically critically RB cord-290952-tbsccwgx 282 28 - - HYPH cord-290952-tbsccwgx 282 29 infected infect VBN cord-290952-tbsccwgx 282 30 individuals individual NNS cord-290952-tbsccwgx 282 31 are be VBP cord-290952-tbsccwgx 282 32 decreasing decrease VBG cord-290952-tbsccwgx 282 33 very very RB cord-290952-tbsccwgx 282 34 significant significant JJ cord-290952-tbsccwgx 282 35 when when WRB cord-290952-tbsccwgx 282 36 the the DT cord-290952-tbsccwgx 282 37 optimal optimal NN cord-290952-tbsccwgx 282 38 quarantined quarantine VBN cord-290952-tbsccwgx 282 39 and and CC cord-290952-tbsccwgx 282 40 hospitalization hospitalization NN cord-290952-tbsccwgx 282 41 controls control NNS cord-290952-tbsccwgx 282 42 are be VBP cord-290952-tbsccwgx 282 43 applied apply VBN cord-290952-tbsccwgx 282 44 rather rather RB cord-290952-tbsccwgx 282 45 than than IN cord-290952-tbsccwgx 282 46 the the DT cord-290952-tbsccwgx 282 47 constant constant JJ cord-290952-tbsccwgx 282 48 case case NN cord-290952-tbsccwgx 282 49 . . . cord-290952-tbsccwgx 283 1 The the DT cord-290952-tbsccwgx 283 2 effectiveness effectiveness NN cord-290952-tbsccwgx 283 3 can can MD cord-290952-tbsccwgx 283 4 be be VB cord-290952-tbsccwgx 283 5 viewed view VBN cord-290952-tbsccwgx 283 6 from from IN cord-290952-tbsccwgx 283 7 the the DT cord-290952-tbsccwgx 283 8 difference difference NN cord-290952-tbsccwgx 283 9 between between IN cord-290952-tbsccwgx 283 10 the the DT cord-290952-tbsccwgx 283 11 peaks peak NNS cord-290952-tbsccwgx 283 12 of of IN cord-290952-tbsccwgx 283 13 the the DT cord-290952-tbsccwgx 283 14 two two CD cord-290952-tbsccwgx 283 15 graphs graph NNS cord-290952-tbsccwgx 283 16 . . . cord-290952-tbsccwgx 284 1 From from IN cord-290952-tbsccwgx 284 2 the the DT cord-290952-tbsccwgx 284 3 control control NN cord-290952-tbsccwgx 284 4 profile profile NN cord-290952-tbsccwgx 284 5 depicted depict VBN cord-290952-tbsccwgx 284 6 in in IN cord-290952-tbsccwgx 284 7 Figure Figure NNP cord-290952-tbsccwgx 284 8 10 10 CD cord-290952-tbsccwgx 284 9 ( ( -LRB- cord-290952-tbsccwgx 284 10 e e NN cord-290952-tbsccwgx 284 11 ) ) -RRB- cord-290952-tbsccwgx 284 12 , , , cord-290952-tbsccwgx 284 13 it -PRON- PRP cord-290952-tbsccwgx 284 14 can can MD cord-290952-tbsccwgx 284 15 be be VB cord-290952-tbsccwgx 284 16 seen see VBN cord-290952-tbsccwgx 284 17 that that IN cord-290952-tbsccwgx 284 18 the the DT cord-290952-tbsccwgx 284 19 control control NN cord-290952-tbsccwgx 284 20 u u NNP cord-290952-tbsccwgx 284 21 1 1 CD cord-290952-tbsccwgx 284 22 is be VBZ cord-290952-tbsccwgx 284 23 kept keep VBN cord-290952-tbsccwgx 284 24 initially initially RB cord-290952-tbsccwgx 284 25 at at IN cord-290952-tbsccwgx 284 26 100 100 CD cord-290952-tbsccwgx 284 27 % % NN cord-290952-tbsccwgx 284 28 for for IN cord-290952-tbsccwgx 284 29 140 140 CD cord-290952-tbsccwgx 284 30 days day NNS cord-290952-tbsccwgx 284 31 and and CC cord-290952-tbsccwgx 284 32 gradually gradually RB cord-290952-tbsccwgx 284 33 reduces reduce VBZ cord-290952-tbsccwgx 284 34 towards towards IN cord-290952-tbsccwgx 284 35 the the DT cord-290952-tbsccwgx 284 36 end end NN cord-290952-tbsccwgx 284 37 of of IN cord-290952-tbsccwgx 284 38 the the DT cord-290952-tbsccwgx 284 39 intervention intervention NN cord-290952-tbsccwgx 284 40 , , , cord-290952-tbsccwgx 284 41 while while IN cord-290952-tbsccwgx 284 42 the the DT cord-290952-tbsccwgx 284 43 control control NN cord-290952-tbsccwgx 284 44 u u NNP cord-290952-tbsccwgx 284 45 2 2 CD cord-290952-tbsccwgx 284 46 is be VBZ cord-290952-tbsccwgx 284 47 set set VBN cord-290952-tbsccwgx 284 48 to to IN cord-290952-tbsccwgx 284 49 55 55 CD cord-290952-tbsccwgx 284 50 % % NN cord-290952-tbsccwgx 284 51 and and CC cord-290952-tbsccwgx 284 52 then then RB cord-290952-tbsccwgx 284 53 immediately immediately RB cord-290952-tbsccwgx 284 54 increases increase VBZ cord-290952-tbsccwgx 284 55 to to IN cord-290952-tbsccwgx 284 56 90 90 CD cord-290952-tbsccwgx 284 57 % % NN cord-290952-tbsccwgx 284 58 in in IN cord-290952-tbsccwgx 284 59 the the DT cord-290952-tbsccwgx 284 60 initial initial JJ cord-290952-tbsccwgx 284 61 days day NNS cord-290952-tbsccwgx 284 62 and and CC cord-290952-tbsccwgx 284 63 then then RB cord-290952-tbsccwgx 284 64 gradually gradually RB cord-290952-tbsccwgx 284 65 reduced reduce VBN cord-290952-tbsccwgx 284 66 during during IN cord-290952-tbsccwgx 284 67 the the DT cord-290952-tbsccwgx 284 68 rest rest NN cord-290952-tbsccwgx 284 69 of of IN cord-290952-tbsccwgx 284 70 the the DT cord-290952-tbsccwgx 284 71 intervention intervention NN cord-290952-tbsccwgx 284 72 . . . cord-290952-tbsccwgx 284 73 _SP cord-290952-tbsccwgx 285 1 The the DT cord-290952-tbsccwgx 285 2 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 285 3 pandemic pandemic NN cord-290952-tbsccwgx 285 4 has have VBZ cord-290952-tbsccwgx 285 5 rapidly rapidly RB cord-290952-tbsccwgx 285 6 spread spread VBN cord-290952-tbsccwgx 285 7 out out RP cord-290952-tbsccwgx 285 8 to to IN cord-290952-tbsccwgx 285 9 most most JJS cord-290952-tbsccwgx 285 10 of of IN cord-290952-tbsccwgx 285 11 the the DT cord-290952-tbsccwgx 285 12 regions region NNS cord-290952-tbsccwgx 285 13 of of IN cord-290952-tbsccwgx 285 14 the the DT cord-290952-tbsccwgx 285 15 world world NN cord-290952-tbsccwgx 285 16 and and CC cord-290952-tbsccwgx 285 17 has have VBZ cord-290952-tbsccwgx 285 18 severe severe JJ cord-290952-tbsccwgx 285 19 public public JJ cord-290952-tbsccwgx 285 20 health health NN cord-290952-tbsccwgx 285 21 and and CC cord-290952-tbsccwgx 285 22 socio socio JJ cord-290952-tbsccwgx 285 23 - - HYPH cord-290952-tbsccwgx 285 24 economic economic JJ cord-290952-tbsccwgx 285 25 burden burden NN cord-290952-tbsccwgx 285 26 in in IN cord-290952-tbsccwgx 285 27 developed developed JJ cord-290952-tbsccwgx 285 28 and and CC cord-290952-tbsccwgx 285 29 devolving devolve VBG cord-290952-tbsccwgx 285 30 countries country NNS cord-290952-tbsccwgx 285 31 including include VBG cord-290952-tbsccwgx 285 32 Pakistan Pakistan NNP cord-290952-tbsccwgx 285 33 . . . cord-290952-tbsccwgx 286 1 The the DT cord-290952-tbsccwgx 286 2 number number NN cord-290952-tbsccwgx 286 3 of of IN cord-290952-tbsccwgx 286 4 reported report VBN cord-290952-tbsccwgx 286 5 cases case NNS cord-290952-tbsccwgx 286 6 in in IN cord-290952-tbsccwgx 286 7 Pakistan Pakistan NNP cord-290952-tbsccwgx 286 8 is be VBZ cord-290952-tbsccwgx 286 9 increasing increase VBG cord-290952-tbsccwgx 286 10 and and CC cord-290952-tbsccwgx 286 11 more more JJR cord-290952-tbsccwgx 286 12 than than IN cord-290952-tbsccwgx 286 13 100,000 100,000 CD cord-290952-tbsccwgx 286 14 confirmed confirm VBN cord-290952-tbsccwgx 286 15 cases case NNS cord-290952-tbsccwgx 286 16 have have VBP cord-290952-tbsccwgx 286 17 been be VBN cord-290952-tbsccwgx 286 18 reported report VBN cord-290952-tbsccwgx 286 19 till till IN cord-290952-tbsccwgx 286 20 05 05 CD cord-290952-tbsccwgx 286 21 June June NNP cord-290952-tbsccwgx 286 22 2020 2020 CD cord-290952-tbsccwgx 286 23 . . . cord-290952-tbsccwgx 287 1 In in IN cord-290952-tbsccwgx 287 2 the the DT cord-290952-tbsccwgx 287 3 absence absence NN cord-290952-tbsccwgx 287 4 of of IN cord-290952-tbsccwgx 287 5 a a DT cord-290952-tbsccwgx 287 6 safe safe JJ cord-290952-tbsccwgx 287 7 and and CC cord-290952-tbsccwgx 287 8 effective effective JJ cord-290952-tbsccwgx 287 9 vaccine vaccine NN cord-290952-tbsccwgx 287 10 or or CC cord-290952-tbsccwgx 287 11 antiviral antiviral JJ cord-290952-tbsccwgx 287 12 , , , cord-290952-tbsccwgx 287 13 the the DT cord-290952-tbsccwgx 287 14 whole whole JJ cord-290952-tbsccwgx 287 15 human human NN cord-290952-tbsccwgx 287 16 's 's POS cord-290952-tbsccwgx 287 17 community community NN cord-290952-tbsccwgx 287 18 is be VBZ cord-290952-tbsccwgx 287 19 being be VBG cord-290952-tbsccwgx 287 20 focused focus VBN cord-290952-tbsccwgx 287 21 on on IN cord-290952-tbsccwgx 287 22 the the DT cord-290952-tbsccwgx 287 23 use use NN cord-290952-tbsccwgx 287 24 of of IN cord-290952-tbsccwgx 287 25 non non JJ cord-290952-tbsccwgx 287 26 - - JJ cord-290952-tbsccwgx 287 27 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 287 28 interventions intervention NNS cord-290952-tbsccwgx 287 29 against against IN cord-290952-tbsccwgx 287 30 the the DT cord-290952-tbsccwgx 287 31 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 287 32 pandemic pandemic NN cord-290952-tbsccwgx 287 33 . . . cord-290952-tbsccwgx 288 1 In in IN cord-290952-tbsccwgx 288 2 this this DT cord-290952-tbsccwgx 288 3 study study NN cord-290952-tbsccwgx 288 4 , , , cord-290952-tbsccwgx 288 5 we -PRON- PRP cord-290952-tbsccwgx 288 6 formulated formulate VBD cord-290952-tbsccwgx 288 7 a a DT cord-290952-tbsccwgx 288 8 mathematical mathematical JJ cord-290952-tbsccwgx 288 9 model model NN cord-290952-tbsccwgx 288 10 in in IN cord-290952-tbsccwgx 288 11 order order NN cord-290952-tbsccwgx 288 12 to to TO cord-290952-tbsccwgx 288 13 study study VB cord-290952-tbsccwgx 288 14 the the DT cord-290952-tbsccwgx 288 15 dynamics dynamic NNS cord-290952-tbsccwgx 288 16 of of IN cord-290952-tbsccwgx 288 17 COVID-19 covid-19 JJ cord-290952-tbsccwgx 288 18 pandemic pandemic NN cord-290952-tbsccwgx 288 19 in in IN cord-290952-tbsccwgx 288 20 Pakistan Pakistan NNP cord-290952-tbsccwgx 288 21 , , , cord-290952-tbsccwgx 288 22 and and CC cord-290952-tbsccwgx 288 23 used use VBD cord-290952-tbsccwgx 288 24 it -PRON- PRP cord-290952-tbsccwgx 288 25 to to TO cord-290952-tbsccwgx 288 26 assess assess VB cord-290952-tbsccwgx 288 27 the the DT cord-290952-tbsccwgx 288 28 community community NN cord-290952-tbsccwgx 288 29 - - HYPH cord-290952-tbsccwgx 288 30 wide wide JJ cord-290952-tbsccwgx 288 31 impact impact NN cord-290952-tbsccwgx 288 32 of of IN cord-290952-tbsccwgx 288 33 the the DT cord-290952-tbsccwgx 288 34 various various JJ cord-290952-tbsccwgx 288 35 control control NN cord-290952-tbsccwgx 288 36 and and CC cord-290952-tbsccwgx 288 37 mitigation mitigation NN cord-290952-tbsccwgx 288 38 strategies strategy NNS cord-290952-tbsccwgx 288 39 . . . cord-290952-tbsccwgx 289 1 Initially initially RB cord-290952-tbsccwgx 289 2 , , , cord-290952-tbsccwgx 289 3 we -PRON- PRP cord-290952-tbsccwgx 289 4 developed develop VBD cord-290952-tbsccwgx 289 5 the the DT cord-290952-tbsccwgx 289 6 model model NN cord-290952-tbsccwgx 289 7 and and CC cord-290952-tbsccwgx 289 8 presented present VBD cord-290952-tbsccwgx 289 9 some some DT cord-290952-tbsccwgx 289 10 mathematical mathematical JJ cord-290952-tbsccwgx 289 11 analysis analysis NN cord-290952-tbsccwgx 289 12 , , , cord-290952-tbsccwgx 289 13 including include VBG cord-290952-tbsccwgx 289 14 positivity positivity NN cord-290952-tbsccwgx 289 15 and and CC cord-290952-tbsccwgx 289 16 stability stability NN cord-290952-tbsccwgx 289 17 results result NNS cord-290952-tbsccwgx 289 18 of of IN cord-290952-tbsccwgx 289 19 the the DT cord-290952-tbsccwgx 289 20 disease disease NN cord-290952-tbsccwgx 289 21 - - HYPH cord-290952-tbsccwgx 289 22 free free JJ cord-290952-tbsccwgx 289 23 equilibrium equilibrium NN cord-290952-tbsccwgx 289 24 . . . cord-290952-tbsccwgx 290 1 It -PRON- PRP cord-290952-tbsccwgx 290 2 is be VBZ cord-290952-tbsccwgx 290 3 proven prove VBN cord-290952-tbsccwgx 290 4 that that IN cord-290952-tbsccwgx 290 5 the the DT cord-290952-tbsccwgx 290 6 disease disease NN cord-290952-tbsccwgx 290 7 - - HYPH cord-290952-tbsccwgx 290 8 free free JJ cord-290952-tbsccwgx 290 9 equilibrium equilibrium NN cord-290952-tbsccwgx 290 10 is be VBZ cord-290952-tbsccwgx 290 11 stable stable JJ cord-290952-tbsccwgx 290 12 both both CC cord-290952-tbsccwgx 290 13 locally locally RB cord-290952-tbsccwgx 290 14 and and CC cord-290952-tbsccwgx 290 15 globally globally RB cord-290952-tbsccwgx 290 16 when when WRB cord-290952-tbsccwgx 290 17 R r NN cord-290952-tbsccwgx 290 18 0 0 CD cord-290952-tbsccwgx 290 19 < < XX cord-290952-tbsccwgx 290 20 1 1 CD cord-290952-tbsccwgx 290 21 . . . cord-290952-tbsccwgx 291 1 The the DT cord-290952-tbsccwgx 291 2 model model NN cord-290952-tbsccwgx 291 3 is be VBZ cord-290952-tbsccwgx 291 4 parameterized parameterize VBN cord-290952-tbsccwgx 291 5 from from IN cord-290952-tbsccwgx 291 6 the the DT cord-290952-tbsccwgx 291 7 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 291 8 confirmed confirm VBN cord-290952-tbsccwgx 291 9 cases case NNS cord-290952-tbsccwgx 291 10 reported report VBN cord-290952-tbsccwgx 291 11 till till IN cord-290952-tbsccwgx 291 12 May May NNP cord-290952-tbsccwgx 291 13 28 28 CD cord-290952-tbsccwgx 291 14 , , , cord-290952-tbsccwgx 291 15 2020 2020 CD cord-290952-tbsccwgx 291 16 in in IN cord-290952-tbsccwgx 291 17 Pakistan Pakistan NNP cord-290952-tbsccwgx 291 18 while while IN cord-290952-tbsccwgx 291 19 some some DT cord-290952-tbsccwgx 291 20 parameters parameter NNS cord-290952-tbsccwgx 291 21 are be VBP cord-290952-tbsccwgx 291 22 estimated estimate VBN cord-290952-tbsccwgx 291 23 from from IN cord-290952-tbsccwgx 291 24 literature literature NN cord-290952-tbsccwgx 291 25 . . . cord-290952-tbsccwgx 292 1 The the DT cord-290952-tbsccwgx 292 2 findings finding NNS cord-290952-tbsccwgx 292 3 show show VBP cord-290952-tbsccwgx 292 4 that that IN cord-290952-tbsccwgx 292 5 the the DT cord-290952-tbsccwgx 292 6 model model NN cord-290952-tbsccwgx 292 7 predicted predict VBD cord-290952-tbsccwgx 292 8 infected infected JJ cord-290952-tbsccwgx 292 9 curve curve NN cord-290952-tbsccwgx 292 10 is be VBZ cord-290952-tbsccwgx 292 11 in in IN cord-290952-tbsccwgx 292 12 good good JJ cord-290952-tbsccwgx 292 13 agreement agreement NN cord-290952-tbsccwgx 292 14 to to IN cord-290952-tbsccwgx 292 15 the the DT cord-290952-tbsccwgx 292 16 real real JJ cord-290952-tbsccwgx 292 17 infected infected JJ cord-290952-tbsccwgx 292 18 cases case NNS cord-290952-tbsccwgx 292 19 . . . cord-290952-tbsccwgx 293 1 The the DT cord-290952-tbsccwgx 293 2 estimated estimate VBN cord-290952-tbsccwgx 293 3 numerical numerical JJ cord-290952-tbsccwgx 293 4 value value NN cord-290952-tbsccwgx 293 5 of of IN cord-290952-tbsccwgx 293 6 the the DT cord-290952-tbsccwgx 293 7 basic basic JJ cord-290952-tbsccwgx 293 8 reproduction reproduction NN cord-290952-tbsccwgx 293 9 is be VBZ cord-290952-tbsccwgx 293 10 obtained obtain VBN cord-290952-tbsccwgx 293 11 as as IN cord-290952-tbsccwgx 293 12 R r NN cord-290952-tbsccwgx 293 13 0 0 CD cord-290952-tbsccwgx 293 14 ≈ ≈ CD cord-290952-tbsccwgx 293 15 1.87 1.87 CD cord-290952-tbsccwgx 293 16 showing show VBG cord-290952-tbsccwgx 293 17 the the DT cord-290952-tbsccwgx 293 18 alarming alarming JJ cord-290952-tbsccwgx 293 19 situation situation NN cord-290952-tbsccwgx 293 20 of of IN cord-290952-tbsccwgx 293 21 the the DT cord-290952-tbsccwgx 293 22 pandemic pandemic NN cord-290952-tbsccwgx 293 23 in in IN cord-290952-tbsccwgx 293 24 Pakistan Pakistan NNP cord-290952-tbsccwgx 293 25 . . . cord-290952-tbsccwgx 294 1 The the DT cord-290952-tbsccwgx 294 2 control control NN cord-290952-tbsccwgx 294 3 and and CC cord-290952-tbsccwgx 294 4 mitigation mitigation NN cord-290952-tbsccwgx 294 5 strategies strategy NNS cord-290952-tbsccwgx 294 6 should should MD cord-290952-tbsccwgx 294 7 be be VB cord-290952-tbsccwgx 294 8 implemented implement VBN cord-290952-tbsccwgx 294 9 to to TO cord-290952-tbsccwgx 294 10 bring bring VB cord-290952-tbsccwgx 294 11 the the DT cord-290952-tbsccwgx 294 12 threshold threshold NN cord-290952-tbsccwgx 294 13 quantity quantity NN cord-290952-tbsccwgx 294 14 R r NN cord-290952-tbsccwgx 294 15 0 0 CD cord-290952-tbsccwgx 294 16 to to IN cord-290952-tbsccwgx 294 17 a a DT cord-290952-tbsccwgx 294 18 value value NN cord-290952-tbsccwgx 294 19 less less JJR cord-290952-tbsccwgx 294 20 than than IN cord-290952-tbsccwgx 294 21 unity unity NN cord-290952-tbsccwgx 294 22 . . . cord-290952-tbsccwgx 295 1 After after IN cord-290952-tbsccwgx 295 2 the the DT cord-290952-tbsccwgx 295 3 estimation estimation NN cord-290952-tbsccwgx 295 4 of of IN cord-290952-tbsccwgx 295 5 model model NN cord-290952-tbsccwgx 295 6 parameters parameter NNS cord-290952-tbsccwgx 295 7 , , , cord-290952-tbsccwgx 295 8 we -PRON- PRP cord-290952-tbsccwgx 295 9 simulated simulate VBD cord-290952-tbsccwgx 295 10 the the DT cord-290952-tbsccwgx 295 11 model model NN cord-290952-tbsccwgx 295 12 to to TO cord-290952-tbsccwgx 295 13 explore explore VB cord-290952-tbsccwgx 295 14 the the DT cord-290952-tbsccwgx 295 15 effectiveness effectiveness NN cord-290952-tbsccwgx 295 16 of of IN cord-290952-tbsccwgx 295 17 various various JJ cord-290952-tbsccwgx 295 18 control control NN cord-290952-tbsccwgx 295 19 strategies strategy NNS cord-290952-tbsccwgx 295 20 implemented implement VBN cord-290952-tbsccwgx 295 21 in in IN cord-290952-tbsccwgx 295 22 Pakistan Pakistan NNP cord-290952-tbsccwgx 295 23 . . . cord-290952-tbsccwgx 296 1 Firstly firstly RB cord-290952-tbsccwgx 296 2 , , , cord-290952-tbsccwgx 296 3 we -PRON- PRP cord-290952-tbsccwgx 296 4 presented present VBD cord-290952-tbsccwgx 296 5 the the DT cord-290952-tbsccwgx 296 6 impact impact NN cord-290952-tbsccwgx 296 7 of of IN cord-290952-tbsccwgx 296 8 three three CD cord-290952-tbsccwgx 296 9 effectiveness effectiveness NN cord-290952-tbsccwgx 296 10 levels level NNS cord-290952-tbsccwgx 296 11 ( ( -LRB- cord-290952-tbsccwgx 296 12 i.e. i.e. FW cord-290952-tbsccwgx 296 13 , , , cord-290952-tbsccwgx 296 14 low low JJ cord-290952-tbsccwgx 296 15 or or CC cord-290952-tbsccwgx 296 16 mild mild JJ cord-290952-tbsccwgx 296 17 , , , cord-290952-tbsccwgx 296 18 moderate moderate JJ cord-290952-tbsccwgx 296 19 and and CC cord-290952-tbsccwgx 296 20 strict strict JJ cord-290952-tbsccwgx 296 21 ) ) -RRB- cord-290952-tbsccwgx 296 22 of of IN cord-290952-tbsccwgx 296 23 social social JJ cord-290952-tbsccwgx 296 24 - - HYPH cord-290952-tbsccwgx 296 25 distancing distancing NN cord-290952-tbsccwgx 296 26 in in IN cord-290952-tbsccwgx 296 27 curtailing curtail VBG cord-290952-tbsccwgx 296 28 the the DT cord-290952-tbsccwgx 296 29 burden burden NN cord-290952-tbsccwgx 296 30 of of IN cord-290952-tbsccwgx 296 31 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 296 32 . . . cord-290952-tbsccwgx 297 1 The the DT cord-290952-tbsccwgx 297 2 simulation simulation NN cord-290952-tbsccwgx 297 3 results result NNS cord-290952-tbsccwgx 297 4 revealed reveal VBD cord-290952-tbsccwgx 297 5 that that IN cord-290952-tbsccwgx 297 6 although although IN cord-290952-tbsccwgx 297 7 the the DT cord-290952-tbsccwgx 297 8 implementation implementation NN cord-290952-tbsccwgx 297 9 of of IN cord-290952-tbsccwgx 297 10 mild mild JJ cord-290952-tbsccwgx 297 11 social social JJ cord-290952-tbsccwgx 297 12 - - HYPH cord-290952-tbsccwgx 297 13 distancing distancing NN cord-290952-tbsccwgx 297 14 decreased decrease VBD cord-290952-tbsccwgx 297 15 the the DT cord-290952-tbsccwgx 297 16 COVID-19 covid-19 JJ cord-290952-tbsccwgx 297 17 burden burden NN cord-290952-tbsccwgx 297 18 significantly significantly RB cord-290952-tbsccwgx 297 19 ( ( -LRB- cord-290952-tbsccwgx 297 20 as as IN cord-290952-tbsccwgx 297 21 measured measure VBN cord-290952-tbsccwgx 297 22 in in IN cord-290952-tbsccwgx 297 23 terms term NNS cord-290952-tbsccwgx 297 24 of of IN cord-290952-tbsccwgx 297 25 shifting shift VBG cord-290952-tbsccwgx 297 26 and and CC cord-290952-tbsccwgx 297 27 lowering lower VBG cord-290952-tbsccwgx 297 28 the the DT cord-290952-tbsccwgx 297 29 peak peak NN cord-290952-tbsccwgx 297 30 of of IN cord-290952-tbsccwgx 297 31 daily daily JJ cord-290952-tbsccwgx 297 32 infected infected JJ cord-290952-tbsccwgx 297 33 cases case NNS cord-290952-tbsccwgx 297 34 ) ) -RRB- cord-290952-tbsccwgx 297 35 , , , cord-290952-tbsccwgx 297 36 still still RB cord-290952-tbsccwgx 297 37 a a DT cord-290952-tbsccwgx 297 38 strict strict JJ cord-290952-tbsccwgx 297 39 social social JJ cord-290952-tbsccwgx 297 40 - - HYPH cord-290952-tbsccwgx 297 41 distancing distance VBG cord-290952-tbsccwgx 297 42 measures measure NNS cord-290952-tbsccwgx 297 43 should should MD cord-290952-tbsccwgx 297 44 be be VB cord-290952-tbsccwgx 297 45 implemented implement VBN cord-290952-tbsccwgx 297 46 and and CC cord-290952-tbsccwgx 297 47 maintained maintain VBN cord-290952-tbsccwgx 297 48 for for IN cord-290952-tbsccwgx 297 49 an an DT cord-290952-tbsccwgx 297 50 extended extended JJ cord-290952-tbsccwgx 297 51 period period NN cord-290952-tbsccwgx 297 52 of of IN cord-290952-tbsccwgx 297 53 time time NN cord-290952-tbsccwgx 297 54 to to TO cord-290952-tbsccwgx 297 55 avoid avoid VB cord-290952-tbsccwgx 297 56 a a DT cord-290952-tbsccwgx 297 57 significant significant JJ cord-290952-tbsccwgx 297 58 outbreak outbreak NN cord-290952-tbsccwgx 297 59 in in IN cord-290952-tbsccwgx 297 60 Pakistan Pakistan NNP cord-290952-tbsccwgx 297 61 . . . cord-290952-tbsccwgx 298 1 Further further RB cord-290952-tbsccwgx 298 2 , , , cord-290952-tbsccwgx 298 3 we -PRON- PRP cord-290952-tbsccwgx 298 4 simulated simulate VBD cord-290952-tbsccwgx 298 5 the the DT cord-290952-tbsccwgx 298 6 model model NN cord-290952-tbsccwgx 298 7 to to TO cord-290952-tbsccwgx 298 8 assess assess VB cord-290952-tbsccwgx 298 9 the the DT cord-290952-tbsccwgx 298 10 effect effect NN cord-290952-tbsccwgx 298 11 of of IN cord-290952-tbsccwgx 298 12 various various JJ cord-290952-tbsccwgx 298 13 levels level NNS cord-290952-tbsccwgx 298 14 of of IN cord-290952-tbsccwgx 298 15 quarantine quarantine NN cord-290952-tbsccwgx 298 16 and and CC cord-290952-tbsccwgx 298 17 hospitalization hospitalization NN cord-290952-tbsccwgx 298 18 or or CC cord-290952-tbsccwgx 298 19 self self NN cord-290952-tbsccwgx 298 20 - - HYPH cord-290952-tbsccwgx 298 21 isolation isolation NN cord-290952-tbsccwgx 298 22 interventions intervention NNS cord-290952-tbsccwgx 298 23 . . . cord-290952-tbsccwgx 299 1 With with IN cord-290952-tbsccwgx 299 2 a a DT cord-290952-tbsccwgx 299 3 highly highly RB cord-290952-tbsccwgx 299 4 - - HYPH cord-290952-tbsccwgx 299 5 effective effective JJ cord-290952-tbsccwgx 299 6 quarantine quarantine NN cord-290952-tbsccwgx 299 7 intervention intervention NN cord-290952-tbsccwgx 299 8 ( ( -LRB- cord-290952-tbsccwgx 299 9 enhanced enhance VBN cord-290952-tbsccwgx 299 10 by by IN cord-290952-tbsccwgx 299 11 70 70 CD cord-290952-tbsccwgx 299 12 % % NN cord-290952-tbsccwgx 299 13 to to IN cord-290952-tbsccwgx 299 14 its -PRON- PRP$ cord-290952-tbsccwgx 299 15 baseline baseline JJ cord-290952-tbsccwgx 299 16 value value NN cord-290952-tbsccwgx 299 17 ) ) -RRB- cord-290952-tbsccwgx 299 18 a a DT cord-290952-tbsccwgx 299 19 dramatic dramatic JJ cord-290952-tbsccwgx 299 20 reduction reduction NN cord-290952-tbsccwgx 299 21 in in IN cord-290952-tbsccwgx 299 22 the the DT cord-290952-tbsccwgx 299 23 pandemic pandemic NN cord-290952-tbsccwgx 299 24 peak peak NN cord-290952-tbsccwgx 299 25 was be VBD cord-290952-tbsccwgx 299 26 observed observe VBN cord-290952-tbsccwgx 299 27 . . . cord-290952-tbsccwgx 300 1 On on IN cord-290952-tbsccwgx 300 2 the the DT cord-290952-tbsccwgx 300 3 other other JJ cord-290952-tbsccwgx 300 4 hand hand NN cord-290952-tbsccwgx 300 5 increase increase NN cord-290952-tbsccwgx 300 6 of of IN cord-290952-tbsccwgx 300 7 hospitalization hospitalization NN cord-290952-tbsccwgx 300 8 intervention intervention NN cord-290952-tbsccwgx 300 9 of of IN cord-290952-tbsccwgx 300 10 confirmed confirm VBN cord-290952-tbsccwgx 300 11 cases case NNS cord-290952-tbsccwgx 300 12 had have VBD cord-290952-tbsccwgx 300 13 no no DT cord-290952-tbsccwgx 300 14 significant significant JJ cord-290952-tbsccwgx 300 15 influence influence NN cord-290952-tbsccwgx 300 16 on on IN cord-290952-tbsccwgx 300 17 the the DT cord-290952-tbsccwgx 300 18 pandemic pandemic NN cord-290952-tbsccwgx 300 19 burden burden NN cord-290952-tbsccwgx 300 20 . . . cord-290952-tbsccwgx 301 1 Finally finally RB cord-290952-tbsccwgx 301 2 , , , cord-290952-tbsccwgx 301 3 the the DT cord-290952-tbsccwgx 301 4 proposed propose VBN cord-290952-tbsccwgx 301 5 COVID-19 covid-19 NN cord-290952-tbsccwgx 301 6 model model NN cord-290952-tbsccwgx 301 7 is be VBZ cord-290952-tbsccwgx 301 8 reformulated reformulate VBN cord-290952-tbsccwgx 301 9 by by IN cord-290952-tbsccwgx 301 10 the the DT cord-290952-tbsccwgx 301 11 inclusion inclusion NN cord-290952-tbsccwgx 301 12 of of IN cord-290952-tbsccwgx 301 13 two two CD cord-290952-tbsccwgx 301 14 time time NN cord-290952-tbsccwgx 301 15 - - HYPH cord-290952-tbsccwgx 301 16 dependent dependent JJ cord-290952-tbsccwgx 301 17 control control NN cord-290952-tbsccwgx 301 18 variables variable NNS cord-290952-tbsccwgx 301 19 in in IN cord-290952-tbsccwgx 301 20 order order NN cord-290952-tbsccwgx 301 21 to to TO cord-290952-tbsccwgx 301 22 assess assess VB cord-290952-tbsccwgx 301 23 the the DT cord-290952-tbsccwgx 301 24 impact impact NN cord-290952-tbsccwgx 301 25 of of IN cord-290952-tbsccwgx 301 26 optimal optimal JJ cord-290952-tbsccwgx 301 27 control control NN cord-290952-tbsccwgx 301 28 measures measure NNS cord-290952-tbsccwgx 301 29 on on IN cord-290952-tbsccwgx 301 30 disease disease NN cord-290952-tbsccwgx 301 31 dynamics dynamic NNS cord-290952-tbsccwgx 301 32 . . . cord-290952-tbsccwgx 302 1 We -PRON- PRP cord-290952-tbsccwgx 302 2 simulated simulate VBD cord-290952-tbsccwgx 302 3 the the DT cord-290952-tbsccwgx 302 4 control control NN cord-290952-tbsccwgx 302 5 model model NN cord-290952-tbsccwgx 302 6 and and CC cord-290952-tbsccwgx 302 7 compared compare VBD cord-290952-tbsccwgx 302 8 the the DT cord-290952-tbsccwgx 302 9 effect effect NN cord-290952-tbsccwgx 302 10 of of IN cord-290952-tbsccwgx 302 11 constant constant JJ cord-290952-tbsccwgx 302 12 and and CC cord-290952-tbsccwgx 302 13 optimal optimal JJ cord-290952-tbsccwgx 302 14 time time NN cord-290952-tbsccwgx 302 15 - - HYPH cord-290952-tbsccwgx 302 16 dependent dependent JJ cord-290952-tbsccwgx 302 17 control control NN cord-290952-tbsccwgx 302 18 measures measure NNS cord-290952-tbsccwgx 302 19 on on IN cord-290952-tbsccwgx 302 20 disease disease NN cord-290952-tbsccwgx 302 21 burden burden NN cord-290952-tbsccwgx 302 22 . . . cord-290952-tbsccwgx 303 1 It -PRON- PRP cord-290952-tbsccwgx 303 2 is be VBZ cord-290952-tbsccwgx 303 3 observed observe VBN cord-290952-tbsccwgx 303 4 from from IN cord-290952-tbsccwgx 303 5 the the DT cord-290952-tbsccwgx 303 6 simulation simulation NN cord-290952-tbsccwgx 303 7 results result NNS cord-290952-tbsccwgx 303 8 of of IN cord-290952-tbsccwgx 303 9 the the DT cord-290952-tbsccwgx 303 10 control control NN cord-290952-tbsccwgx 303 11 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 303 12 model model NN cord-290952-tbsccwgx 303 13 that that IN cord-290952-tbsccwgx 303 14 the the DT cord-290952-tbsccwgx 303 15 infected infect VBN cord-290952-tbsccwgx 303 16 individuals individual NNS cord-290952-tbsccwgx 303 17 significantly significantly RB cord-290952-tbsccwgx 303 18 decrease decrease VBP cord-290952-tbsccwgx 303 19 with with IN cord-290952-tbsccwgx 303 20 the the DT cord-290952-tbsccwgx 303 21 implementation implementation NN cord-290952-tbsccwgx 303 22 of of IN cord-290952-tbsccwgx 303 23 both both DT cord-290952-tbsccwgx 303 24 time time NN cord-290952-tbsccwgx 303 25 - - HYPH cord-290952-tbsccwgx 303 26 dependent dependent JJ cord-290952-tbsccwgx 303 27 control control NN cord-290952-tbsccwgx 303 28 measures measure NNS cord-290952-tbsccwgx 303 29 . . . cord-290952-tbsccwgx 304 1 Although although IN cord-290952-tbsccwgx 304 2 it -PRON- PRP cord-290952-tbsccwgx 304 3 is be VBZ cord-290952-tbsccwgx 304 4 impressive impressive JJ cord-290952-tbsccwgx 304 5 that that IN cord-290952-tbsccwgx 304 6 Pakistan Pakistan NNP cord-290952-tbsccwgx 304 7 ramps ramp VBZ cord-290952-tbsccwgx 304 8 up up RP cord-290952-tbsccwgx 304 9 daily daily JJ cord-290952-tbsccwgx 304 10 diagnostic diagnostic JJ cord-290952-tbsccwgx 304 11 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 304 12 testing testing NN cord-290952-tbsccwgx 304 13 and and CC cord-290952-tbsccwgx 304 14 contact contact NN cord-290952-tbsccwgx 304 15 tracing trace VBG cord-290952-tbsccwgx 304 16 to to TO cord-290952-tbsccwgx 304 17 have have VB cord-290952-tbsccwgx 304 18 a a DT cord-290952-tbsccwgx 304 19 realistic realistic JJ cord-290952-tbsccwgx 304 20 measure measure NN cord-290952-tbsccwgx 304 21 of of IN cord-290952-tbsccwgx 304 22 the the DT cord-290952-tbsccwgx 304 23 burden burden NN cord-290952-tbsccwgx 304 24 of of IN cord-290952-tbsccwgx 304 25 the the DT cord-290952-tbsccwgx 304 26 nationwide nationwide JJ cord-290952-tbsccwgx 304 27 pandemic pandemic NN cord-290952-tbsccwgx 304 28 and and CC cord-290952-tbsccwgx 304 29 emphasize emphasize VB cord-290952-tbsccwgx 304 30 personal personal JJ cord-290952-tbsccwgx 304 31 hygiene hygiene NN cord-290952-tbsccwgx 304 32 and and CC cord-290952-tbsccwgx 304 33 hand hand NN cord-290952-tbsccwgx 304 34 washing washing NN cord-290952-tbsccwgx 304 35 , , , cord-290952-tbsccwgx 304 36 physical physical NN cord-290952-tbsccwgx 304 37 - - HYPH cord-290952-tbsccwgx 304 38 distancing distancing NN cord-290952-tbsccwgx 304 39 , , , cord-290952-tbsccwgx 304 40 wearing wear VBG cord-290952-tbsccwgx 304 41 face face NN cord-290952-tbsccwgx 304 42 masks mask NNS cord-290952-tbsccwgx 304 43 in in IN cord-290952-tbsccwgx 304 44 public public NN cord-290952-tbsccwgx 304 45 . . . cord-290952-tbsccwgx 305 1 Still still RB cord-290952-tbsccwgx 305 2 , , , cord-290952-tbsccwgx 305 3 this this DT cord-290952-tbsccwgx 305 4 study study NN cord-290952-tbsccwgx 305 5 suggests suggest VBZ cord-290952-tbsccwgx 305 6 that that IN cord-290952-tbsccwgx 305 7 the the DT cord-290952-tbsccwgx 305 8 implementation implementation NN cord-290952-tbsccwgx 305 9 of of IN cord-290952-tbsccwgx 305 10 basic basic JJ cord-290952-tbsccwgx 305 11 non non JJ cord-290952-tbsccwgx 305 12 - - JJ cord-290952-tbsccwgx 305 13 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 305 14 interventions intervention NNS cord-290952-tbsccwgx 305 15 , , , cord-290952-tbsccwgx 305 16 particularly particularly RB cord-290952-tbsccwgx 305 17 social social JJ cord-290952-tbsccwgx 305 18 - - HYPH cord-290952-tbsccwgx 305 19 distancing distancing NN cord-290952-tbsccwgx 305 20 , , , cord-290952-tbsccwgx 305 21 quarantine quarantine NN cord-290952-tbsccwgx 305 22 ( ( -LRB- cord-290952-tbsccwgx 305 23 or or CC cord-290952-tbsccwgx 305 24 self self NN cord-290952-tbsccwgx 305 25 - - HYPH cord-290952-tbsccwgx 305 26 isolation isolation NN cord-290952-tbsccwgx 305 27 or or CC cord-290952-tbsccwgx 305 28 stay stay VB cord-290952-tbsccwgx 305 29 at at IN cord-290952-tbsccwgx 305 30 home home NN cord-290952-tbsccwgx 305 31 ) ) -RRB- cord-290952-tbsccwgx 305 32 should should MD cord-290952-tbsccwgx 305 33 be be VB cord-290952-tbsccwgx 305 34 strictly strictly RB cord-290952-tbsccwgx 305 35 observed observe VBN cord-290952-tbsccwgx 305 36 in in IN cord-290952-tbsccwgx 305 37 the the DT cord-290952-tbsccwgx 305 38 future future NN cord-290952-tbsccwgx 305 39 to to TO cord-290952-tbsccwgx 305 40 avoid avoid VB cord-290952-tbsccwgx 305 41 the the DT cord-290952-tbsccwgx 305 42 worse bad JJR cord-290952-tbsccwgx 305 43 scenario scenario NN cord-290952-tbsccwgx 305 44 in in IN cord-290952-tbsccwgx 305 45 Pakistan Pakistan NNP cord-290952-tbsccwgx 305 46 . . . cord-290952-tbsccwgx 306 1 It -PRON- PRP cord-290952-tbsccwgx 306 2 is be VBZ cord-290952-tbsccwgx 306 3 also also RB cord-290952-tbsccwgx 306 4 believed believe VBN cord-290952-tbsccwgx 306 5 that that IN cord-290952-tbsccwgx 306 6 the the DT cord-290952-tbsccwgx 306 7 present present JJ cord-290952-tbsccwgx 306 8 study study NN cord-290952-tbsccwgx 306 9 will will MD cord-290952-tbsccwgx 306 10 be be VB cord-290952-tbsccwgx 306 11 beneficial beneficial JJ cord-290952-tbsccwgx 306 12 to to IN cord-290952-tbsccwgx 306 13 the the DT cord-290952-tbsccwgx 306 14 decision decision NN cord-290952-tbsccwgx 306 15 - - HYPH cord-290952-tbsccwgx 306 16 making making NN cord-290952-tbsccwgx 306 17 in in IN cord-290952-tbsccwgx 306 18 combating combat VBG cord-290952-tbsccwgx 306 19 the the DT cord-290952-tbsccwgx 306 20 disease disease NN cord-290952-tbsccwgx 306 21 . . . cord-290952-tbsccwgx 307 1 In in IN cord-290952-tbsccwgx 307 2 the the DT cord-290952-tbsccwgx 307 3 near near JJ cord-290952-tbsccwgx 307 4 future future NN cord-290952-tbsccwgx 307 5 , , , cord-290952-tbsccwgx 307 6 we -PRON- PRP cord-290952-tbsccwgx 307 7 will will MD cord-290952-tbsccwgx 307 8 extend extend VB cord-290952-tbsccwgx 307 9 the the DT cord-290952-tbsccwgx 307 10 present present JJ cord-290952-tbsccwgx 307 11 model model NN cord-290952-tbsccwgx 307 12 by by IN cord-290952-tbsccwgx 307 13 introducing introduce VBG cord-290952-tbsccwgx 307 14 the the DT cord-290952-tbsccwgx 307 15 fractional fractional JJ cord-290952-tbsccwgx 307 16 operators operator NNS cord-290952-tbsccwgx 307 17 with with IN cord-290952-tbsccwgx 307 18 local local JJ cord-290952-tbsccwgx 307 19 and and CC cord-290952-tbsccwgx 307 20 nonlocal nonlocal JJ cord-290952-tbsccwgx 307 21 kernel kernel NN cord-290952-tbsccwgx 307 22 to to TO cord-290952-tbsccwgx 307 23 gain gain VB cord-290952-tbsccwgx 307 24 more more JJR cord-290952-tbsccwgx 307 25 insights insight NNS cord-290952-tbsccwgx 307 26 about about IN cord-290952-tbsccwgx 307 27 the the DT cord-290952-tbsccwgx 307 28 dynamics dynamic NNS cord-290952-tbsccwgx 307 29 of of IN cord-290952-tbsccwgx 307 30 COVID-19 covid-19 JJ cord-290952-tbsccwgx 307 31 pandemic pandemic NN cord-290952-tbsccwgx 307 32 . . . cord-290952-tbsccwgx 308 1 An an DT cord-290952-tbsccwgx 308 2 interactive interactive JJ cord-290952-tbsccwgx 308 3 web web NN cord-290952-tbsccwgx 308 4 - - HYPH cord-290952-tbsccwgx 308 5 based base VBN cord-290952-tbsccwgx 308 6 dashboard dashboard NN cord-290952-tbsccwgx 308 7 to to TO cord-290952-tbsccwgx 308 8 track track VB cord-290952-tbsccwgx 308 9 covid-19 covid-19 NN cord-290952-tbsccwgx 308 10 in in IN cord-290952-tbsccwgx 308 11 real real JJ cord-290952-tbsccwgx 308 12 time time NN cord-290952-tbsccwgx 308 13 . . . cord-290952-tbsccwgx 309 1 The the DT cord-290952-tbsccwgx 309 2 Lancet Lancet NNP cord-290952-tbsccwgx 309 3 infectious infectious JJ cord-290952-tbsccwgx 309 4 diseases disease NNS cord-290952-tbsccwgx 309 5 World World NNP cord-290952-tbsccwgx 309 6 Health Health NNP cord-290952-tbsccwgx 309 7 Organization Organization NNP cord-290952-tbsccwgx 309 8 Coronavirus Coronavirus NNP cord-290952-tbsccwgx 309 9 disease disease NN cord-290952-tbsccwgx 309 10 ( ( -LRB- cord-290952-tbsccwgx 309 11 COVID-19 covid-19 VB cord-290952-tbsccwgx 309 12 ) ) -RRB- cord-290952-tbsccwgx 309 13 situation situation NN cord-290952-tbsccwgx 309 14 reports report VBZ cord-290952-tbsccwgx 309 15 Presumed presume VBN cord-290952-tbsccwgx 309 16 asymptomatic asymptomatic JJ cord-290952-tbsccwgx 309 17 carrier carrier NN cord-290952-tbsccwgx 309 18 transmission transmission NN cord-290952-tbsccwgx 309 19 of of IN cord-290952-tbsccwgx 309 20 covid-19 covid-19 NNP cord-290952-tbsccwgx 309 21 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 309 22 Coronavirus Coronavirus NNP cord-290952-tbsccwgx 309 23 Pandemic Pandemic NNP cord-290952-tbsccwgx 309 24 World World NNP cord-290952-tbsccwgx 309 25 Health Health NNP cord-290952-tbsccwgx 309 26 Organization Organization NNP cord-290952-tbsccwgx 309 27 Coronavirus Coronavirus NNP cord-290952-tbsccwgx 309 28 disease disease NN cord-290952-tbsccwgx 309 29 ( ( -LRB- cord-290952-tbsccwgx 309 30 COVID-19 covid-19 VB cord-290952-tbsccwgx 309 31 ) ) -RRB- cord-290952-tbsccwgx 309 32 situation situation NN cord-290952-tbsccwgx 309 33 reports report VBZ cord-290952-tbsccwgx 310 1 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 310 2 Coronavirus Coronavirus NNP cord-290952-tbsccwgx 310 3 Pandemic Pandemic NNP cord-290952-tbsccwgx 310 4 COVID-19 COVID-19 NNP cord-290952-tbsccwgx 310 5 Coronavirus Coronavirus NNP cord-290952-tbsccwgx 310 6 Pandemic Pandemic NNP cord-290952-tbsccwgx 310 7 in in IN cord-290952-tbsccwgx 310 8 Pakistan Pakistan NNP cord-290952-tbsccwgx 310 9 Quantifying quantify VBG cord-290952-tbsccwgx 310 10 the the DT cord-290952-tbsccwgx 310 11 role role NN cord-290952-tbsccwgx 310 12 of of IN cord-290952-tbsccwgx 310 13 social social JJ cord-290952-tbsccwgx 310 14 distancing distancing NN cord-290952-tbsccwgx 310 15 , , , cord-290952-tbsccwgx 310 16 personal personal JJ cord-290952-tbsccwgx 310 17 protection protection NN cord-290952-tbsccwgx 310 18 and and CC cord-290952-tbsccwgx 310 19 case case NN cord-290952-tbsccwgx 310 20 detection detection NN cord-290952-tbsccwgx 310 21 in in IN cord-290952-tbsccwgx 310 22 mitigating mitigate VBG cord-290952-tbsccwgx 310 23 covid-19 covid-19 CD cord-290952-tbsccwgx 310 24 outbreak outbreak NN cord-290952-tbsccwgx 310 25 in in IN cord-290952-tbsccwgx 310 26 ontario ontario NNP cord-290952-tbsccwgx 310 27 Analysis Analysis NNP cord-290952-tbsccwgx 310 28 and and CC cord-290952-tbsccwgx 310 29 forecast forecast NN cord-290952-tbsccwgx 310 30 of of IN cord-290952-tbsccwgx 310 31 covid-19 covid-19 NNP cord-290952-tbsccwgx 310 32 spreading spreading NN cord-290952-tbsccwgx 310 33 in in IN cord-290952-tbsccwgx 310 34 china china NNP cord-290952-tbsccwgx 310 35 , , , cord-290952-tbsccwgx 310 36 italy italy NNP cord-290952-tbsccwgx 310 37 and and CC cord-290952-tbsccwgx 310 38 france france NNP cord-290952-tbsccwgx 310 39 Modeling model VBG cord-290952-tbsccwgx 310 40 the the DT cord-290952-tbsccwgx 310 41 dynamics dynamic NNS cord-290952-tbsccwgx 310 42 of of IN cord-290952-tbsccwgx 310 43 novel novel JJ cord-290952-tbsccwgx 310 44 coronavirus coronavirus NN cord-290952-tbsccwgx 310 45 ( ( -LRB- cord-290952-tbsccwgx 310 46 2019-ncov 2019-ncov CD cord-290952-tbsccwgx 310 47 ) ) -RRB- cord-290952-tbsccwgx 310 48 with with IN cord-290952-tbsccwgx 310 49 fractional fractional JJ cord-290952-tbsccwgx 310 50 derivative derivative NN cord-290952-tbsccwgx 310 51 Modelling model VBG cord-290952-tbsccwgx 310 52 the the DT cord-290952-tbsccwgx 310 53 spread spread NN cord-290952-tbsccwgx 310 54 of of IN cord-290952-tbsccwgx 310 55 covid-19 covid-19 CD cord-290952-tbsccwgx 310 56 with with IN cord-290952-tbsccwgx 310 57 new new JJ cord-290952-tbsccwgx 310 58 fractal fractal JJ cord-290952-tbsccwgx 310 59 - - HYPH cord-290952-tbsccwgx 310 60 fractional fractional JJ cord-290952-tbsccwgx 310 61 operators operator NNS cord-290952-tbsccwgx 310 62 : : : cord-290952-tbsccwgx 310 63 Can Can MD cord-290952-tbsccwgx 310 64 the the DT cord-290952-tbsccwgx 310 65 lockdown lockdown NN cord-290952-tbsccwgx 310 66 save save VB cord-290952-tbsccwgx 310 67 mankind mankind NN cord-290952-tbsccwgx 310 68 before before IN cord-290952-tbsccwgx 310 69 vaccination vaccination NN cord-290952-tbsccwgx 310 70 ? ? . cord-290952-tbsccwgx 311 1 Forecasting forecast VBG cord-290952-tbsccwgx 311 2 the the DT cord-290952-tbsccwgx 311 3 cumulative cumulative JJ cord-290952-tbsccwgx 311 4 number number NN cord-290952-tbsccwgx 311 5 of of IN cord-290952-tbsccwgx 311 6 confirmed confirm VBN cord-290952-tbsccwgx 311 7 cases case NNS cord-290952-tbsccwgx 311 8 of of IN cord-290952-tbsccwgx 311 9 covid-19 covid-19 NNP cord-290952-tbsccwgx 311 10 in in IN cord-290952-tbsccwgx 311 11 italy italy NNP cord-290952-tbsccwgx 311 12 , , , cord-290952-tbsccwgx 311 13 uk uk NNP cord-290952-tbsccwgx 311 14 and and CC cord-290952-tbsccwgx 311 15 usa usa NNP cord-290952-tbsccwgx 311 16 using use VBG cord-290952-tbsccwgx 311 17 fractional fractional JJ cord-290952-tbsccwgx 311 18 nonlinear nonlinear JJ cord-290952-tbsccwgx 311 19 grey grey NNP cord-290952-tbsccwgx 311 20 bernoulli bernoulli NNP cord-290952-tbsccwgx 311 21 model model NN cord-290952-tbsccwgx 311 22 Modeling Modeling NNP cord-290952-tbsccwgx 311 23 and and CC cord-290952-tbsccwgx 311 24 prediction prediction NN cord-290952-tbsccwgx 311 25 of of IN cord-290952-tbsccwgx 311 26 covid-19 covid-19 NNP cord-290952-tbsccwgx 311 27 in in IN cord-290952-tbsccwgx 311 28 mexico mexico NNP cord-290952-tbsccwgx 311 29 applying apply VBG cord-290952-tbsccwgx 311 30 mathematical mathematical JJ cord-290952-tbsccwgx 311 31 and and CC cord-290952-tbsccwgx 311 32 computational computational JJ cord-290952-tbsccwgx 311 33 models model NNS cord-290952-tbsccwgx 312 1 Mathematical mathematical JJ cord-290952-tbsccwgx 312 2 assessment assessment NN cord-290952-tbsccwgx 312 3 of of IN cord-290952-tbsccwgx 312 4 the the DT cord-290952-tbsccwgx 312 5 impact impact NN cord-290952-tbsccwgx 312 6 of of IN cord-290952-tbsccwgx 312 7 non non JJ cord-290952-tbsccwgx 312 8 - - JJ cord-290952-tbsccwgx 312 9 pharmaceutical pharmaceutical JJ cord-290952-tbsccwgx 312 10 interventions intervention NNS cord-290952-tbsccwgx 312 11 on on IN cord-290952-tbsccwgx 312 12 curtailing curtail VBG cord-290952-tbsccwgx 312 13 the the DT cord-290952-tbsccwgx 312 14 2019 2019 CD cord-290952-tbsccwgx 312 15 novel novel NN cord-290952-tbsccwgx 312 16 coronavirus coronavirus NN cord-290952-tbsccwgx 312 17 Reproduction Reproduction NNP cord-290952-tbsccwgx 312 18 numbers number NNS cord-290952-tbsccwgx 312 19 and and CC cord-290952-tbsccwgx 312 20 subthreshold subthreshold VBP cord-290952-tbsccwgx 312 21 endemic endemic JJ cord-290952-tbsccwgx 312 22 equilibria equilibrium NNS cord-290952-tbsccwgx 312 23 for for IN cord-290952-tbsccwgx 312 24 compartmental compartmental JJ cord-290952-tbsccwgx 312 25 models model NNS cord-290952-tbsccwgx 312 26 of of IN cord-290952-tbsccwgx 312 27 disease disease NN cord-290952-tbsccwgx 312 28 transmission transmission NN cord-290952-tbsccwgx 313 1 The the DT cord-290952-tbsccwgx 313 2 stability stability NN cord-290952-tbsccwgx 313 3 of of IN cord-290952-tbsccwgx 313 4 dynamical dynamical JJ cord-290952-tbsccwgx 313 5 systems system NNS cord-290952-tbsccwgx 313 6 Modeling model VBG cord-290952-tbsccwgx 313 7 the the DT cord-290952-tbsccwgx 313 8 transmission transmission NN cord-290952-tbsccwgx 313 9 dynamics dynamic NNS cord-290952-tbsccwgx 313 10 of of IN cord-290952-tbsccwgx 313 11 tuberculosis tuberculosis NN cord-290952-tbsccwgx 313 12 in in IN cord-290952-tbsccwgx 313 13 khyber khyber NNP cord-290952-tbsccwgx 313 14 pakhtunkhwa pakhtunkhwa NNP cord-290952-tbsccwgx 313 15 pakistan pakistan NNP cord-290952-tbsccwgx 313 16 Optimal Optimal NNP cord-290952-tbsccwgx 313 17 control control NN cord-290952-tbsccwgx 313 18 strategies strategy NNS cord-290952-tbsccwgx 313 19 for for IN cord-290952-tbsccwgx 313 20 dengue dengue NN cord-290952-tbsccwgx 313 21 transmission transmission NN cord-290952-tbsccwgx 313 22 in in IN cord-290952-tbsccwgx 313 23 pakistan pakistan NNP cord-290952-tbsccwgx 313 24 Parameter Parameter NNP cord-290952-tbsccwgx 313 25 estimation estimation NN cord-290952-tbsccwgx 313 26 in in IN cord-290952-tbsccwgx 313 27 nonlinear nonlinear JJ cord-290952-tbsccwgx 313 28 dynamical dynamical JJ cord-290952-tbsccwgx 313 29 systems system NNS cord-290952-tbsccwgx 313 30 A a DT cord-290952-tbsccwgx 313 31 methodology methodology NN cord-290952-tbsccwgx 313 32 for for IN cord-290952-tbsccwgx 313 33 performing perform VBG cord-290952-tbsccwgx 313 34 global global JJ cord-290952-tbsccwgx 313 35 uncertainty uncertainty NN cord-290952-tbsccwgx 313 36 and and CC cord-290952-tbsccwgx 313 37 sensitivity sensitivity NN cord-290952-tbsccwgx 313 38 analysis analysis NN cord-290952-tbsccwgx 313 39 in in IN cord-290952-tbsccwgx 313 40 systems system NNS cord-290952-tbsccwgx 313 41 biology biology NN cord-290952-tbsccwgx 313 42 Optimal optimal JJ cord-290952-tbsccwgx 313 43 isolation isolation NN cord-290952-tbsccwgx 313 44 control control NN cord-290952-tbsccwgx 313 45 strategies strategy NNS cord-290952-tbsccwgx 313 46 and and CC cord-290952-tbsccwgx 313 47 cost cost NN cord-290952-tbsccwgx 313 48 - - HYPH cord-290952-tbsccwgx 313 49 effectiveness effectiveness NN cord-290952-tbsccwgx 313 50 analysis analysis NN cord-290952-tbsccwgx 313 51 of of IN cord-290952-tbsccwgx 313 52 a a DT cord-290952-tbsccwgx 313 53 two two CD cord-290952-tbsccwgx 313 54 - - HYPH cord-290952-tbsccwgx 313 55 strain strain NN cord-290952-tbsccwgx 313 56 avian avian JJ cord-290952-tbsccwgx 313 57 influenza influenza NN cord-290952-tbsccwgx 313 58 model model NN cord-290952-tbsccwgx 313 59 Media medium NNS cord-290952-tbsccwgx 313 60 coverage coverage NN cord-290952-tbsccwgx 313 61 campaign campaign NN cord-290952-tbsccwgx 313 62 in in IN cord-290952-tbsccwgx 313 63 hepatitis hepatitis NNP cord-290952-tbsccwgx 313 64 B B NNP cord-290952-tbsccwgx 313 65 transmission transmission NN cord-290952-tbsccwgx 313 66 model model NN cord-290952-tbsccwgx 313 67 Mathematical mathematical JJ cord-290952-tbsccwgx 313 68 formulation formulation NN cord-290952-tbsccwgx 313 69 of of IN cord-290952-tbsccwgx 313 70 hepatitis hepatitis NNP cord-290952-tbsccwgx 313 71 b b NNP cord-290952-tbsccwgx 313 72 virus virus NN cord-290952-tbsccwgx 313 73 with with IN cord-290952-tbsccwgx 313 74 optimal optimal JJ cord-290952-tbsccwgx 313 75 control control NN cord-290952-tbsccwgx 313 76 analysis analysis NN cord-290952-tbsccwgx 313 77 The the DT cord-290952-tbsccwgx 313 78 maximum maximum JJ cord-290952-tbsccwgx 313 79 principle principle NN cord-290952-tbsccwgx 313 80 . . . cord-290952-tbsccwgx 314 1 The the DT cord-290952-tbsccwgx 314 2 Mathematical Mathematical NNP cord-290952-tbsccwgx 314 3 Theory Theory NNP cord-290952-tbsccwgx 314 4 of of IN cord-290952-tbsccwgx 314 5 Optimal Optimal NNP cord-290952-tbsccwgx 314 6 Processes process NNS cord-290952-tbsccwgx 315 1 No no DT cord-290952-tbsccwgx 315 2 conflict conflict NN cord-290952-tbsccwgx 315 3 of of IN cord-290952-tbsccwgx 315 4 interest interest NN cord-290952-tbsccwgx 315 5 exists exist VBZ cord-290952-tbsccwgx 315 6 regarding regard VBG cord-290952-tbsccwgx 315 7 the the DT cord-290952-tbsccwgx 315 8 publications publication NNS cord-290952-tbsccwgx 315 9 of of IN cord-290952-tbsccwgx 315 10 this this DT cord-290952-tbsccwgx 315 11 paper paper NN cord-290952-tbsccwgx 315 12 . . . cord-290952-tbsccwgx 316 1 The the DT cord-290952-tbsccwgx 316 2 authors author NNS cord-290952-tbsccwgx 316 3 declare declare VBP cord-290952-tbsccwgx 316 4 that that IN cord-290952-tbsccwgx 316 5 there there EX cord-290952-tbsccwgx 316 6 is be VBZ cord-290952-tbsccwgx 316 7 no no DT cord-290952-tbsccwgx 316 8 conflict conflict NN cord-290952-tbsccwgx 316 9 of of IN cord-290952-tbsccwgx 316 10 interests interest NNS cord-290952-tbsccwgx 316 11 regarding regard VBG cord-290952-tbsccwgx 316 12 the the DT cord-290952-tbsccwgx 316 13 publications publication NNS cord-290952-tbsccwgx 316 14 of of IN cord-290952-tbsccwgx 316 15 this this DT cord-290952-tbsccwgx 316 16 work work NN cord-290952-tbsccwgx 316 17 . . . cord-290952-tbsccwgx 316 18 _SP