id	sid	tid	token	lemma	pos
cord-269264-ebqq8x8a	1	1	key	key	NN
cord-269264-ebqq8x8a	1	2	:	:	:
cord-269264-ebqq8x8a	2	1	cord-269264-ebqq8x8a	cord-269264-ebqq8x8a	NNP
cord-269264-ebqq8x8a	2	2	authors	author	NNS
cord-269264-ebqq8x8a	2	3	:	:	:
cord-269264-ebqq8x8a	2	4	Winter	Winter	NNP
cord-269264-ebqq8x8a	2	5	,	,	,
cord-269264-ebqq8x8a	2	6	Amy	Amy	NNP
cord-269264-ebqq8x8a	2	7	K	K	NNP
cord-269264-ebqq8x8a	2	8	;	;	:
cord-269264-ebqq8x8a	2	9	Hegde	Hegde	NNP
cord-269264-ebqq8x8a	2	10	,	,	,
cord-269264-ebqq8x8a	2	11	Sonia	Sonia	NNP
cord-269264-ebqq8x8a	2	12	T	T	NNP
cord-269264-ebqq8x8a	2	13	title	title	NN
cord-269264-ebqq8x8a	2	14	:	:	:
cord-269264-ebqq8x8a	2	15	The	the	DT
cord-269264-ebqq8x8a	2	16	important	important	JJ
cord-269264-ebqq8x8a	2	17	role	role	NN
cord-269264-ebqq8x8a	2	18	of	of	IN
cord-269264-ebqq8x8a	2	19	serology	serology	NN
cord-269264-ebqq8x8a	2	20	for	for	IN
cord-269264-ebqq8x8a	2	21	COVID-19	covid-19	JJ
cord-269264-ebqq8x8a	2	22	control	control	NN
cord-269264-ebqq8x8a	2	23	date	date	NN
cord-269264-ebqq8x8a	2	24	:	:	:
cord-269264-ebqq8x8a	2	25	2020	2020	CD
cord-269264-ebqq8x8a	2	26	-	-	HYPH
cord-269264-ebqq8x8a	2	27	04	04	CD
cord-269264-ebqq8x8a	2	28	-	-	SYM
cord-269264-ebqq8x8a	2	29	21	21	CD
cord-269264-ebqq8x8a	2	30	journal	journal	NN
cord-269264-ebqq8x8a	2	31	:	:	:
cord-269264-ebqq8x8a	3	1	Lancet	Lancet	NNP
cord-269264-ebqq8x8a	3	2	Infect	infect	VB
cord-269264-ebqq8x8a	3	3	Dis	dis	NN
cord-269264-ebqq8x8a	3	4	DOI	doi	NN
cord-269264-ebqq8x8a	4	1	:	:	:
cord-269264-ebqq8x8a	4	2	10.1016	10.1016	CD
cord-269264-ebqq8x8a	4	3	/	/	SYM
cord-269264-ebqq8x8a	4	4	s1473	s1473	NN
cord-269264-ebqq8x8a	4	5	-	-	HYPH
cord-269264-ebqq8x8a	4	6	3099(20)30322	3099(20)30322	NNP
cord-269264-ebqq8x8a	4	7	-	-	HYPH
cord-269264-ebqq8x8a	4	8	4	4	CD
cord-269264-ebqq8x8a	4	9	sha	sha	NNP
cord-269264-ebqq8x8a	4	10	:	:	:
cord-269264-ebqq8x8a	4	11	e54bae40b99a93996e340c76b48790bfbda268f3	e54bae40b99a93996e340c76b48790bfbda268f3	NNP
cord-269264-ebqq8x8a	4	12	doc_id	doc_id	NNP
cord-269264-ebqq8x8a	4	13	:	:	:
cord-269264-ebqq8x8a	4	14	269264	269264	CD
cord-269264-ebqq8x8a	4	15	cord_uid	cord_uid	NNS
cord-269264-ebqq8x8a	4	16	:	:	:
cord-269264-ebqq8x8a	5	1	ebqq8x8a	ebqq8x8a	NNP
cord-269264-ebqq8x8a	5	2	nan	nan	NNP
cord-269264-ebqq8x8a	6	1	As	as	IN
cord-269264-ebqq8x8a	6	2	of	of	IN
cord-269264-ebqq8x8a	6	3	April	April	NNP
cord-269264-ebqq8x8a	6	4	14	14	CD
cord-269264-ebqq8x8a	6	5	,	,	,
cord-269264-ebqq8x8a	6	6	2020	2020	CD
cord-269264-ebqq8x8a	6	7	,	,	,
cord-269264-ebqq8x8a	6	8	just	just	RB
cord-269264-ebqq8x8a	6	9	under	under	IN
cord-269264-ebqq8x8a	6	10	2	2	CD
cord-269264-ebqq8x8a	6	11	million	million	CD
cord-269264-ebqq8x8a	6	12	cases	case	NNS
cord-269264-ebqq8x8a	6	13	of	of	IN
cord-269264-ebqq8x8a	6	14	corona	corona	NN
cord-269264-ebqq8x8a	6	15	virus	virus	NN
cord-269264-ebqq8x8a	6	16	disease	disease	NNP
cord-269264-ebqq8x8a	6	17	2019	2019	CD
cord-269264-ebqq8x8a	6	18	(	(	-LRB-
cord-269264-ebqq8x8a	6	19	COVID19	covid19	NN
cord-269264-ebqq8x8a	6	20	)	)	-RRB-
cord-269264-ebqq8x8a	6	21	have	have	VBP
cord-269264-ebqq8x8a	6	22	been	be	VBN
cord-269264-ebqq8x8a	6	23	reported	report	VBN
cord-269264-ebqq8x8a	6	24	worldwide	worldwide	RB
cord-269264-ebqq8x8a	6	25	.	.	.
cord-269264-ebqq8x8a	7	1	1	1	LS
cord-269264-ebqq8x8a	8	1	With	with	IN
cord-269264-ebqq8x8a	8	2	the	the	DT
cord-269264-ebqq8x8a	8	3	pandemic	pandemic	NN
cord-269264-ebqq8x8a	8	4	growing	grow	VBG
cord-269264-ebqq8x8a	8	5	at	at	IN
cord-269264-ebqq8x8a	8	6	an	an	DT
cord-269264-ebqq8x8a	8	7	alarming	alarming	JJ
cord-269264-ebqq8x8a	8	8	rate	rate	NN
cord-269264-ebqq8x8a	8	9	and	and	CC
cord-269264-ebqq8x8a	8	10	national	national	JJ
cord-269264-ebqq8x8a	8	11	governments	government	NNS
cord-269264-ebqq8x8a	8	12	struggling	struggle	VBG
cord-269264-ebqq8x8a	8	13	to	to	TO
cord-269264-ebqq8x8a	8	14	control	control	VB
cord-269264-ebqq8x8a	8	15	local	local	JJ
cord-269264-ebqq8x8a	8	16	epidemics	epidemic	NNS
cord-269264-ebqq8x8a	8	17	because	because	IN
cord-269264-ebqq8x8a	8	18	of	of	IN
cord-269264-ebqq8x8a	8	19	scant	scant	JJ
cord-269264-ebqq8x8a	8	20	diagnostics	diagnostic	NNS
cord-269264-ebqq8x8a	8	21	and	and	CC
cord-269264-ebqq8x8a	8	22	impermanent	impermanent	JJ
cord-269264-ebqq8x8a	8	23	nonpharmaceutical	nonpharmaceutical	JJ
cord-269264-ebqq8x8a	8	24	interventions	intervention	NNS
cord-269264-ebqq8x8a	8	25	,	,	,
cord-269264-ebqq8x8a	8	26	we	-PRON-	PRP
cord-269264-ebqq8x8a	8	27	should	should	MD
cord-269264-ebqq8x8a	8	28	look	look	VB
cord-269264-ebqq8x8a	8	29	to	to	IN
cord-269264-ebqq8x8a	8	30	additional	additional	JJ
cord-269264-ebqq8x8a	8	31	epidemiological	epidemiological	JJ
cord-269264-ebqq8x8a	8	32	solutions	solution	NNS
cord-269264-ebqq8x8a	8	33	.	.	.
cord-269264-ebqq8x8a	9	1	Locations	location	NNS
cord-269264-ebqq8x8a	9	2	such	such	JJ
cord-269264-ebqq8x8a	9	3	as	as	IN
cord-269264-ebqq8x8a	9	4	Singapore	Singapore	NNP
cord-269264-ebqq8x8a	9	5	and	and	CC
cord-269264-ebqq8x8a	9	6	Taiwan	Taiwan	NNP
cord-269264-ebqq8x8a	9	7	have	have	VBP
cord-269264-ebqq8x8a	9	8	been	be	VBN
cord-269264-ebqq8x8a	9	9	successful	successful	JJ
cord-269264-ebqq8x8a	9	10	in	in	IN
cord-269264-ebqq8x8a	9	11	slowing	slow	VBG
cord-269264-ebqq8x8a	9	12	epidemic	epidemic	NN
cord-269264-ebqq8x8a	9	13	growth	growth	NN
cord-269264-ebqq8x8a	9	14	by	by	IN
cord-269264-ebqq8x8a	9	15	using	use	VBG
cord-269264-ebqq8x8a	9	16	intensive	intensive	JJ
cord-269264-ebqq8x8a	9	17	surveillance	surveillance	NN
cord-269264-ebqq8x8a	9	18	with	with	IN
cord-269264-ebqq8x8a	9	19	broader	broad	JJR
cord-269264-ebqq8x8a	9	20	testing	testing	NN
cord-269264-ebqq8x8a	9	21	strategies	strategy	NNS
cord-269264-ebqq8x8a	9	22	to	to	TO
cord-269264-ebqq8x8a	9	23	identify	identify	VB
cord-269264-ebqq8x8a	9	24	and	and	CC
cord-269264-ebqq8x8a	9	25	contain	contain	VB
cord-269264-ebqq8x8a	9	26	cases	case	NNS
cord-269264-ebqq8x8a	9	27	.	.	.
cord-269264-ebqq8x8a	10	1	2	2	LS
cord-269264-ebqq8x8a	10	2	,	,	,
cord-269264-ebqq8x8a	10	3	3	3	CD
cord-269264-ebqq8x8a	11	1	In	in	IN
cord-269264-ebqq8x8a	11	2	The	the	DT
cord-269264-ebqq8x8a	11	3	Lancet	Lancet	NNP
cord-269264-ebqq8x8a	11	4	Infectious	Infectious	NNP
cord-269264-ebqq8x8a	11	5	Diseases	Diseases	NNPS
cord-269264-ebqq8x8a	11	6	,	,	,
cord-269264-ebqq8x8a	11	7	Sarah	Sarah	NNP
cord-269264-ebqq8x8a	11	8	Ee	Ee	NNP
cord-269264-ebqq8x8a	11	9	Fang	Fang	NNP
cord-269264-ebqq8x8a	11	10	Yong	Yong	NNP
cord-269264-ebqq8x8a	11	11	and	and	CC
cord-269264-ebqq8x8a	11	12	colleagues	colleague	NNS
cord-269264-ebqq8x8a	11	13	4	4	CD
cord-269264-ebqq8x8a	11	14	report	report	VB
cord-269264-ebqq8x8a	11	15	three	three	CD
cord-269264-ebqq8x8a	11	16	clusters	cluster	NNS
cord-269264-ebqq8x8a	11	17	of	of	IN
cord-269264-ebqq8x8a	11	18	COVID19	covid19	NN
cord-269264-ebqq8x8a	11	19	cases	case	NNS
cord-269264-ebqq8x8a	11	20	identified	identify	VBN
cord-269264-ebqq8x8a	11	21	in	in	IN
cord-269264-ebqq8x8a	11	22	Singapore	Singapore	NNP
cord-269264-ebqq8x8a	11	23	in	in	IN
cord-269264-ebqq8x8a	11	24	early	early	JJ
cord-269264-ebqq8x8a	11	25	2020	2020	CD
cord-269264-ebqq8x8a	11	26	by	by	IN
cord-269264-ebqq8x8a	11	27	active	active	JJ
cord-269264-ebqq8x8a	11	28	casefinding	casefinding	NN
cord-269264-ebqq8x8a	11	29	and	and	CC
cord-269264-ebqq8x8a	11	30	contact	contact	NN
cord-269264-ebqq8x8a	11	31	tracing	tracing	NN
cord-269264-ebqq8x8a	11	32	and	and	CC
cord-269264-ebqq8x8a	11	33	confirmed	confirm	VBD
cord-269264-ebqq8x8a	11	34	with	with	IN
cord-269264-ebqq8x8a	11	35	RTPCR	RTPCR	NNP
cord-269264-ebqq8x8a	11	36	.	.	.
cord-269264-ebqq8x8a	12	1	One	one	CD
cord-269264-ebqq8x8a	12	2	cluster	cluster	NN
cord-269264-ebqq8x8a	12	3	from	from	IN
cord-269264-ebqq8x8a	12	4	a	a	DT
cord-269264-ebqq8x8a	12	5	church	church	NN
cord-269264-ebqq8x8a	12	6	(	(	-LRB-
cord-269264-ebqq8x8a	12	7	Church	Church	NNP
cord-269264-ebqq8x8a	12	8	A	A	NNP
cord-269264-ebqq8x8a	12	9	)	)	-RRB-
cord-269264-ebqq8x8a	12	10	was	be	VBD
cord-269264-ebqq8x8a	12	11	previously	previously	RB
cord-269264-ebqq8x8a	12	12	identified	identify	VBN
cord-269264-ebqq8x8a	12	13	5	5	CD
cord-269264-ebqq8x8a	12	14	and	and	CC
cord-269264-ebqq8x8a	12	15	linked	link	VBN
cord-269264-ebqq8x8a	12	16	to	to	IN
cord-269264-ebqq8x8a	12	17	two	two	CD
cord-269264-ebqq8x8a	12	18	imported	import	VBN
cord-269264-ebqq8x8a	12	19	cases	case	NNS
cord-269264-ebqq8x8a	12	20	from	from	IN
cord-269264-ebqq8x8a	12	21	Wuhan	Wuhan	NNP
cord-269264-ebqq8x8a	12	22	,	,	,
cord-269264-ebqq8x8a	12	23	China	China	NNP
cord-269264-ebqq8x8a	12	24	.	.	.
cord-269264-ebqq8x8a	13	1	The	the	DT
cord-269264-ebqq8x8a	13	2	two	two	CD
cord-269264-ebqq8x8a	13	3	additional	additional	JJ
cord-269264-ebqq8x8a	13	4	clusters	cluster	NNS
cord-269264-ebqq8x8a	13	5	(	(	-LRB-
cord-269264-ebqq8x8a	13	6	Church	Church	NNP
cord-269264-ebqq8x8a	13	7	B	B	NNP
cord-269264-ebqq8x8a	13	8	and	and	CC
cord-269264-ebqq8x8a	13	9	a	a	DT
cord-269264-ebqq8x8a	13	10	family	family	NN
cord-269264-ebqq8x8a	13	11	gathering	gathering	NN
cord-269264-ebqq8x8a	13	12	)	)	-RRB-
cord-269264-ebqq8x8a	13	13	were	be	VBD
cord-269264-ebqq8x8a	13	14	attributable	attributable	JJ
cord-269264-ebqq8x8a	13	15	to	to	IN
cord-269264-ebqq8x8a	13	16	community	community	NN
cord-269264-ebqq8x8a	13	17	transmission	transmission	NN
cord-269264-ebqq8x8a	13	18	of	of	IN
cord-269264-ebqq8x8a	13	19	severe	severe	JJ
cord-269264-ebqq8x8a	13	20	acute	acute	JJ
cord-269264-ebqq8x8a	13	21	respiratory	respiratory	JJ
cord-269264-ebqq8x8a	13	22	syndrome	syndrome	NN
cord-269264-ebqq8x8a	13	23	coronavirus	coronavirus	NN
cord-269264-ebqq8x8a	13	24	2	2	CD
cord-269264-ebqq8x8a	13	25	(	(	-LRB-
cord-269264-ebqq8x8a	13	26	SARSCoV2	sarscov2	CD
cord-269264-ebqq8x8a	13	27	)	)	-RRB-
cord-269264-ebqq8x8a	13	28	by	by	IN
cord-269264-ebqq8x8a	13	29	one	one	CD
cord-269264-ebqq8x8a	13	30	individual	individual	NN
cord-269264-ebqq8x8a	13	31	interacting	interact	VBG
cord-269264-ebqq8x8a	13	32	with	with	IN
cord-269264-ebqq8x8a	13	33	both	both	DT
cord-269264-ebqq8x8a	13	34	clusters	cluster	NNS
cord-269264-ebqq8x8a	13	35	.	.	.
cord-269264-ebqq8x8a	14	1	Serological	serological	JJ
cord-269264-ebqq8x8a	14	2	platforms	platform	NNS
cord-269264-ebqq8x8a	14	3	were	be	VBD
cord-269264-ebqq8x8a	14	4	developed	develop	VBN
cord-269264-ebqq8x8a	14	5	and	and	CC
cord-269264-ebqq8x8a	14	6	assessed	assess	VBN
cord-269264-ebqq8x8a	14	7	for	for	IN
cord-269264-ebqq8x8a	14	8	confirmation	confirmation	NN
cord-269264-ebqq8x8a	14	9	of	of	IN
cord-269264-ebqq8x8a	14	10	SARSCoV2specific	SARSCoV2specific	NNP
cord-269264-ebqq8x8a	14	11	antibody	antibody	NN
cord-269264-ebqq8x8a	14	12	responses	response	NNS
cord-269264-ebqq8x8a	14	13	to	to	TO
cord-269264-ebqq8x8a	14	14	capture	capture	VB
cord-269264-ebqq8x8a	14	15	past	past	JJ
cord-269264-ebqq8x8a	14	16	infections	infection	NNS
cord-269264-ebqq8x8a	14	17	.	.	.
cord-269264-ebqq8x8a	15	1	By	by	IN
cord-269264-ebqq8x8a	15	2	serological	serological	JJ
cord-269264-ebqq8x8a	15	3	analysis	analysis	NN
cord-269264-ebqq8x8a	15	4	,	,	,
cord-269264-ebqq8x8a	15	5	Yong	Yong	NNP
cord-269264-ebqq8x8a	15	6	and	and	CC
cord-269264-ebqq8x8a	15	7	colleagues	colleague	NNS
cord-269264-ebqq8x8a	15	8	identified	identify	VBD
cord-269264-ebqq8x8a	15	9	the	the	DT
cord-269264-ebqq8x8a	15	10	missing	missing	JJ
cord-269264-ebqq8x8a	15	11	link	link	NN
cord-269264-ebqq8x8a	15	12	between	between	IN
cord-269264-ebqq8x8a	15	13	the	the	DT
cord-269264-ebqq8x8a	15	14	Church	Church	NNP
cord-269264-ebqq8x8a	15	15	A	a	DT
cord-269264-ebqq8x8a	15	16	cluster	cluster	NN
cord-269264-ebqq8x8a	15	17	and	and	CC
cord-269264-ebqq8x8a	15	18	the	the	DT
cord-269264-ebqq8x8a	15	19	other	other	JJ
cord-269264-ebqq8x8a	15	20	two	two	CD
cord-269264-ebqq8x8a	15	21	clusters	cluster	NNS
cord-269264-ebqq8x8a	15	22	-	-	:
cord-269264-ebqq8x8a	15	23	an	an	DT
cord-269264-ebqq8x8a	15	24	individual	individual	NN
cord-269264-ebqq8x8a	15	25	who	who	WP
cord-269264-ebqq8x8a	15	26	had	have	VBD
cord-269264-ebqq8x8a	15	27	twice	twice	RB
cord-269264-ebqq8x8a	15	28	tested	test	VBN
cord-269264-ebqq8x8a	15	29	negative	negative	JJ
cord-269264-ebqq8x8a	15	30	by	by	IN
cord-269264-ebqq8x8a	15	31	RTPCR	RTPCR	NNP
cord-269264-ebqq8x8a	15	32	.	.	.
cord-269264-ebqq8x8a	16	1	By	by	IN
cord-269264-ebqq8x8a	16	2	linking	link	VBG
cord-269264-ebqq8x8a	16	3	all	all	DT
cord-269264-ebqq8x8a	16	4	three	three	CD
cord-269264-ebqq8x8a	16	5	clusters	cluster	NNS
cord-269264-ebqq8x8a	16	6	,	,	,
cord-269264-ebqq8x8a	16	7	Yong	Yong	NNP
cord-269264-ebqq8x8a	16	8	and	and	CC
cord-269264-ebqq8x8a	16	9	colleagues	colleague	NNS
cord-269264-ebqq8x8a	16	10	highlight	highlight	VBP
cord-269264-ebqq8x8a	16	11	the	the	DT
cord-269264-ebqq8x8a	16	12	success	success	NN
cord-269264-ebqq8x8a	16	13	of	of	IN
cord-269264-ebqq8x8a	16	14	such	such	JJ
cord-269264-ebqq8x8a	16	15	surveillance	surveillance	NN
cord-269264-ebqq8x8a	16	16	measures	measure	NNS
cord-269264-ebqq8x8a	16	17	to	to	TO
cord-269264-ebqq8x8a	16	18	capture	capture	VB
cord-269264-ebqq8x8a	16	19	many	many	JJ
cord-269264-ebqq8x8a	16	20	cases	case	NNS
cord-269264-ebqq8x8a	16	21	and	and	CC
cord-269264-ebqq8x8a	16	22	effectively	effectively	RB
cord-269264-ebqq8x8a	16	23	slow	slow	VB
cord-269264-ebqq8x8a	16	24	the	the	DT
cord-269264-ebqq8x8a	16	25	spread	spread	NN
cord-269264-ebqq8x8a	16	26	of	of	IN
cord-269264-ebqq8x8a	16	27	COVID19	COVID19	NNP
cord-269264-ebqq8x8a	16	28	in	in	IN
cord-269264-ebqq8x8a	16	29	Singapore	Singapore	NNP
cord-269264-ebqq8x8a	16	30	.	.	.
cord-269264-ebqq8x8a	17	1	This	this	DT
cord-269264-ebqq8x8a	17	2	investigation	investigation	NN
cord-269264-ebqq8x8a	17	3	exemplifies	exemplify	VBZ
cord-269264-ebqq8x8a	17	4	the	the	DT
cord-269264-ebqq8x8a	17	5	failings	failing	NNS
cord-269264-ebqq8x8a	17	6	of	of	IN
cord-269264-ebqq8x8a	17	7	RTPCR	RTPCR	NNP
cord-269264-ebqq8x8a	17	8	as	as	IN
cord-269264-ebqq8x8a	17	9	a	a	DT
cord-269264-ebqq8x8a	17	10	sole	sole	JJ
cord-269264-ebqq8x8a	17	11	diagnostic	diagnostic	JJ
cord-269264-ebqq8x8a	17	12	method	method	NN
cord-269264-ebqq8x8a	17	13	in	in	IN
cord-269264-ebqq8x8a	17	14	surveillance	surveillance	NN
cord-269264-ebqq8x8a	17	15	,	,	,
cord-269264-ebqq8x8a	17	16	because	because	IN
cord-269264-ebqq8x8a	17	17	of	of	IN
cord-269264-ebqq8x8a	17	18	its	-PRON-	PRP$
cord-269264-ebqq8x8a	17	19	inability	inability	NN
cord-269264-ebqq8x8a	17	20	to	to	TO
cord-269264-ebqq8x8a	17	21	detect	detect	VB
cord-269264-ebqq8x8a	17	22	past	past	JJ
cord-269264-ebqq8x8a	17	23	infection	infection	NN
cord-269264-ebqq8x8a	17	24	,	,	,
cord-269264-ebqq8x8a	17	25	and	and	CC
cord-269264-ebqq8x8a	17	26	the	the	DT
cord-269264-ebqq8x8a	17	27	added	add	VBN
cord-269264-ebqq8x8a	17	28	value	value	NN
cord-269264-ebqq8x8a	17	29	of	of	IN
cord-269264-ebqq8x8a	17	30	serological	serological	JJ
cord-269264-ebqq8x8a	17	31	testing	testing	NN
cord-269264-ebqq8x8a	17	32	,	,	,
cord-269264-ebqq8x8a	17	33	which	which	WDT
cord-269264-ebqq8x8a	17	34	if	if	IN
cord-269264-ebqq8x8a	17	35	captured	capture	VBN
cord-269264-ebqq8x8a	17	36	within	within	IN
cord-269264-ebqq8x8a	17	37	the	the	DT
cord-269264-ebqq8x8a	17	38	correct	correct	JJ
cord-269264-ebqq8x8a	17	39	timeframe	timeframe	NN
cord-269264-ebqq8x8a	17	40	after	after	IN
cord-269264-ebqq8x8a	17	41	disease	disease	NN
cord-269264-ebqq8x8a	17	42	onset	onset	NN
cord-269264-ebqq8x8a	17	43	can	can	MD
cord-269264-ebqq8x8a	17	44	detect	detect	VB
cord-269264-ebqq8x8a	17	45	both	both	DT
cord-269264-ebqq8x8a	17	46	active	active	JJ
cord-269264-ebqq8x8a	17	47	and	and	CC
cord-269264-ebqq8x8a	17	48	past	past	JJ
cord-269264-ebqq8x8a	17	49	infections	infection	NNS
cord-269264-ebqq8x8a	17	50	.	.	.
cord-269264-ebqq8x8a	18	1	6	6	CD
cord-269264-ebqq8x8a	18	2	,	,	,
cord-269264-ebqq8x8a	18	3	7	7	CD
cord-269264-ebqq8x8a	19	1	In	in	IN
cord-269264-ebqq8x8a	19	2	public	public	JJ
cord-269264-ebqq8x8a	19	3	health	health	NN
cord-269264-ebqq8x8a	19	4	practice	practice	NN
cord-269264-ebqq8x8a	19	5	,	,	,
cord-269264-ebqq8x8a	19	6	serological	serological	JJ
cord-269264-ebqq8x8a	19	7	analysis	analysis	NN
cord-269264-ebqq8x8a	19	8	can	can	MD
cord-269264-ebqq8x8a	19	9	be	be	VB
cord-269264-ebqq8x8a	19	10	useful	useful	JJ
cord-269264-ebqq8x8a	19	11	for	for	IN
cord-269264-ebqq8x8a	19	12	rapid	rapid	JJ
cord-269264-ebqq8x8a	19	13	caseidentification	caseidentification	NN
cord-269264-ebqq8x8a	19	14	and	and	CC
cord-269264-ebqq8x8a	19	15	the	the	DT
cord-269264-ebqq8x8a	19	16	subsequent	subsequent	JJ
cord-269264-ebqq8x8a	19	17	chain	chain	NN
cord-269264-ebqq8x8a	19	18	of	of	IN
cord-269264-ebqq8x8a	19	19	events	event	NNS
cord-269264-ebqq8x8a	19	20	to	to	TO
cord-269264-ebqq8x8a	19	21	actively	actively	RB
cord-269264-ebqq8x8a	19	22	identify	identify	VB
cord-269264-ebqq8x8a	19	23	close	close	JJ
cord-269264-ebqq8x8a	19	24	contacts	contact	NNS
cord-269264-ebqq8x8a	19	25	,	,	,
cord-269264-ebqq8x8a	19	26	recommend	recommend	VB
cord-269264-ebqq8x8a	19	27	quarantine	quarantine	NN
cord-269264-ebqq8x8a	19	28	,	,	,
cord-269264-ebqq8x8a	19	29	and	and	CC
cord-269264-ebqq8x8a	19	30	define	define	VB
cord-269264-ebqq8x8a	19	31	clusters	cluster	NNS
cord-269264-ebqq8x8a	19	32	of	of	IN
cord-269264-ebqq8x8a	19	33	cases	case	NNS
cord-269264-ebqq8x8a	19	34	.	.	.
cord-269264-ebqq8x8a	20	1	Contact	contact	NN
cord-269264-ebqq8x8a	20	2	tracing	tracing	NN
cord-269264-ebqq8x8a	20	3	,	,	,
cord-269264-ebqq8x8a	20	4	which	which	WDT
cord-269264-ebqq8x8a	20	5	is	be	VBZ
cord-269264-ebqq8x8a	20	6	a	a	DT
cord-269264-ebqq8x8a	20	7	necessary	necessary	JJ
cord-269264-ebqq8x8a	20	8	but	but	CC
cord-269264-ebqq8x8a	20	9	insufficient	insufficient	JJ
cord-269264-ebqq8x8a	20	10	means	mean	NNS
cord-269264-ebqq8x8a	20	11	of	of	IN
cord-269264-ebqq8x8a	20	12	disease	disease	NN
cord-269264-ebqq8x8a	20	13	control	control	NN
cord-269264-ebqq8x8a	20	14	,	,	,
cord-269264-ebqq8x8a	20	15	needs	need	VBZ
cord-269264-ebqq8x8a	20	16	careful	careful	JJ
cord-269264-ebqq8x8a	20	17	effort	effort	NN
cord-269264-ebqq8x8a	20	18	and	and	CC
cord-269264-ebqq8x8a	20	19	is	be	VBZ
cord-269264-ebqq8x8a	20	20	sensitive	sensitive	JJ
cord-269264-ebqq8x8a	20	21	to	to	IN
cord-269264-ebqq8x8a	20	22	timing	timing	NN
cord-269264-ebqq8x8a	20	23	to	to	TO
cord-269264-ebqq8x8a	20	24	be	be	VB
cord-269264-ebqq8x8a	20	25	effective	effective	JJ
cord-269264-ebqq8x8a	20	26	,	,	,
cord-269264-ebqq8x8a	20	27	particularly	particularly	RB
cord-269264-ebqq8x8a	20	28	in	in	IN
cord-269264-ebqq8x8a	20	29	highly	highly	RB
cord-269264-ebqq8x8a	20	30	dense	dense	JJ
cord-269264-ebqq8x8a	20	31	populations	population	NNS
cord-269264-ebqq8x8a	20	32	.	.	.
cord-269264-ebqq8x8a	21	1	As	as	IN
cord-269264-ebqq8x8a	21	2	shown	show	VBN
cord-269264-ebqq8x8a	21	3	in	in	IN
cord-269264-ebqq8x8a	21	4	Singapore	Singapore	NNP
cord-269264-ebqq8x8a	21	5	,	,	,
cord-269264-ebqq8x8a	21	6	serological	serological	JJ
cord-269264-ebqq8x8a	21	7	analysis	analysis	NN
cord-269264-ebqq8x8a	21	8	can	can	MD
cord-269264-ebqq8x8a	21	9	be	be	VB
cord-269264-ebqq8x8a	21	10	useful	useful	JJ
cord-269264-ebqq8x8a	21	11	for	for	IN
cord-269264-ebqq8x8a	21	12	contact	contact	NN
cord-269264-ebqq8x8a	21	13	tracing	trace	VBG
cord-269264-ebqq8x8a	21	14	in	in	IN
cord-269264-ebqq8x8a	21	15	urban	urban	JJ
cord-269264-ebqq8x8a	21	16	environments	environment	NNS
cord-269264-ebqq8x8a	21	17	and	and	CC
cord-269264-ebqq8x8a	21	18	linking	link	VBG
cord-269264-ebqq8x8a	21	19	clusters	cluster	NNS
cord-269264-ebqq8x8a	21	20	of	of	IN
cord-269264-ebqq8x8a	21	21	cases	case	NNS
cord-269264-ebqq8x8a	21	22	retrospectively	retrospectively	RB
cord-269264-ebqq8x8a	21	23	to	to	TO
cord-269264-ebqq8x8a	21	24	delineate	delineate	VB
cord-269264-ebqq8x8a	21	25	transmission	transmission	NN
cord-269264-ebqq8x8a	21	26	chains	chain	NNS
cord-269264-ebqq8x8a	21	27	and	and	CC
cord-269264-ebqq8x8a	21	28	ascertain	ascertain	VB
cord-269264-ebqq8x8a	21	29	how	how	WRB
cord-269264-ebqq8x8a	21	30	long	long	JJ
cord-269264-ebqq8x8a	21	31	transmission	transmission	NN
cord-269264-ebqq8x8a	21	32	has	have	VBZ
cord-269264-ebqq8x8a	21	33	been	be	VBN
cord-269264-ebqq8x8a	21	34	ongoing	ongoing	JJ
cord-269264-ebqq8x8a	21	35	or	or	CC
cord-269264-ebqq8x8a	21	36	to	to	TO
cord-269264-ebqq8x8a	21	37	estimate	estimate	VB
cord-269264-ebqq8x8a	21	38	the	the	DT
cord-269264-ebqq8x8a	21	39	proportion	proportion	NN
cord-269264-ebqq8x8a	21	40	of	of	IN
cord-269264-ebqq8x8a	21	41	asymptomatic	asymptomatic	JJ
cord-269264-ebqq8x8a	21	42	individuals	individual	NNS
cord-269264-ebqq8x8a	21	43	in	in	IN
cord-269264-ebqq8x8a	21	44	the	the	DT
cord-269264-ebqq8x8a	21	45	population	population	NN
cord-269264-ebqq8x8a	21	46	.	.	.
cord-269264-ebqq8x8a	22	1	Beyond	beyond	IN
cord-269264-ebqq8x8a	22	2	the	the	DT
cord-269264-ebqq8x8a	22	3	immediate	immediate	JJ
cord-269264-ebqq8x8a	22	4	use	use	NN
cord-269264-ebqq8x8a	22	5	of	of	IN
cord-269264-ebqq8x8a	22	6	serological	serological	JJ
cord-269264-ebqq8x8a	22	7	data	datum	NNS
cord-269264-ebqq8x8a	22	8	to	to	TO
cord-269264-ebqq8x8a	22	9	identify	identify	VB
cord-269264-ebqq8x8a	22	10	and	and	CC
cord-269264-ebqq8x8a	22	11	contain	contain	VB
cord-269264-ebqq8x8a	22	12	cases	case	NNS
cord-269264-ebqq8x8a	22	13	,	,	,
cord-269264-ebqq8x8a	22	14	these	these	DT
cord-269264-ebqq8x8a	22	15	data	datum	NNS
cord-269264-ebqq8x8a	22	16	can	can	MD
cord-269264-ebqq8x8a	22	17	also	also	RB
cord-269264-ebqq8x8a	22	18	be	be	VB
cord-269264-ebqq8x8a	22	19	used	use	VBN
cord-269264-ebqq8x8a	22	20	to	to	TO
cord-269264-ebqq8x8a	22	21	set	set	VB
cord-269264-ebqq8x8a	22	22	control	control	NN
cord-269264-ebqq8x8a	22	23	policies	policy	NNS
cord-269264-ebqq8x8a	22	24	.	.	.
cord-269264-ebqq8x8a	23	1	Population	population	NN
cord-269264-ebqq8x8a	23	2	serological	serological	JJ
cord-269264-ebqq8x8a	23	3	testing	testing	NN
cord-269264-ebqq8x8a	23	4	(	(	-LRB-
cord-269264-ebqq8x8a	23	5	specifically	specifically	RB
cord-269264-ebqq8x8a	23	6	measuring	measure	VBG
cord-269264-ebqq8x8a	23	7	SARSCoV2specific	SARSCoV2specific	NNP
cord-269264-ebqq8x8a	23	8	IgG	IgG	NNP
cord-269264-ebqq8x8a	23	9	antibody	antibody	NN
cord-269264-ebqq8x8a	23	10	titres	titre	NNS
cord-269264-ebqq8x8a	23	11	)	)	-RRB-
cord-269264-ebqq8x8a	23	12	can	can	MD
cord-269264-ebqq8x8a	23	13	estimate	estimate	VB
cord-269264-ebqq8x8a	23	14	the	the	DT
cord-269264-ebqq8x8a	23	15	total	total	JJ
cord-269264-ebqq8x8a	23	16	number	number	NN
cord-269264-ebqq8x8a	23	17	of	of	IN
cord-269264-ebqq8x8a	23	18	infections	infection	NNS
cord-269264-ebqq8x8a	23	19	by	by	IN
cord-269264-ebqq8x8a	23	20	assessing	assess	VBG
cord-269264-ebqq8x8a	23	21	the	the	DT
cord-269264-ebqq8x8a	23	22	number	number	NN
cord-269264-ebqq8x8a	23	23	of	of	IN
cord-269264-ebqq8x8a	23	24	individuals	individual	NNS
cord-269264-ebqq8x8a	23	25	who	who	WP
cord-269264-ebqq8x8a	23	26	have	have	VBP
cord-269264-ebqq8x8a	23	27	mounted	mount	VBN
cord-269264-ebqq8x8a	23	28	an	an	DT
cord-269264-ebqq8x8a	23	29	immune	immune	JJ
cord-269264-ebqq8x8a	23	30	response	response	NN
cord-269264-ebqq8x8a	23	31	,	,	,
cord-269264-ebqq8x8a	23	32	regardless	regardless	RB
cord-269264-ebqq8x8a	23	33	of	of	IN
cord-269264-ebqq8x8a	23	34	whether	whether	IN
cord-269264-ebqq8x8a	23	35	an	an	DT
cord-269264-ebqq8x8a	23	36	infection	infection	NN
cord-269264-ebqq8x8a	23	37	was	be	VBD
cord-269264-ebqq8x8a	23	38	subclinical	subclinical	JJ
cord-269264-ebqq8x8a	23	39	or	or	CC
cord-269264-ebqq8x8a	23	40	happened	happen	VBD
cord-269264-ebqq8x8a	23	41	in	in	IN
cord-269264-ebqq8x8a	23	42	the	the	DT
cord-269264-ebqq8x8a	23	43	recent	recent	JJ
cord-269264-ebqq8x8a	23	44	past	past	NN
cord-269264-ebqq8x8a	24	1	(	(	-LRB-
cord-269264-ebqq8x8a	24	2	current	current	JJ
cord-269264-ebqq8x8a	24	3	data	datum	NNS
cord-269264-ebqq8x8a	24	4	suggest	suggest	VBP
cord-269264-ebqq8x8a	24	5	antibodies	antibody	NNS
cord-269264-ebqq8x8a	24	6	persist	persist	VBP
cord-269264-ebqq8x8a	24	7	for	for	IN
cord-269264-ebqq8x8a	24	8	at	at	RB
cord-269264-ebqq8x8a	24	9	least	least	JJS
cord-269264-ebqq8x8a	24	10	4	4	CD
cord-269264-ebqq8x8a	24	11	weeks	week	NNS
cord-269264-ebqq8x8a	24	12	)	)	-RRB-
cord-269264-ebqq8x8a	24	13	.	.	.
cord-269264-ebqq8x8a	25	1	8	8	CD
cord-269264-ebqq8x8a	26	1	By	by	IN
cord-269264-ebqq8x8a	26	2	providing	provide	VBG
cord-269264-ebqq8x8a	26	3	estimates	estimate	NNS
cord-269264-ebqq8x8a	26	4	of	of	IN
cord-269264-ebqq8x8a	26	5	who	who	WP
cord-269264-ebqq8x8a	26	6	is	be	VBZ
cord-269264-ebqq8x8a	26	7	and	and	CC
cord-269264-ebqq8x8a	26	8	is	be	VBZ
cord-269264-ebqq8x8a	26	9	not	not	RB
cord-269264-ebqq8x8a	26	10	immune	immune	JJ
cord-269264-ebqq8x8a	26	11	to	to	IN
cord-269264-ebqq8x8a	26	12	SARSCoV2	sarscov2	CD
cord-269264-ebqq8x8a	26	13	,	,	,
cord-269264-ebqq8x8a	26	14	serological	serological	JJ
cord-269264-ebqq8x8a	26	15	data	datum	NNS
cord-269264-ebqq8x8a	26	16	can	can	MD
cord-269264-ebqq8x8a	26	17	be	be	VB
cord-269264-ebqq8x8a	26	18	used	use	VBN
cord-269264-ebqq8x8a	26	19	in	in	IN
cord-269264-ebqq8x8a	26	20	at	at	RB
cord-269264-ebqq8x8a	26	21	least	least	RBS
cord-269264-ebqq8x8a	26	22	four	four	CD
cord-269264-ebqq8x8a	26	23	ways	way	NNS
cord-269264-ebqq8x8a	26	24	.	.	.
cord-269264-ebqq8x8a	27	1	First	first	RB
cord-269264-ebqq8x8a	27	2	,	,	,
cord-269264-ebqq8x8a	27	3	to	to	TO
cord-269264-ebqq8x8a	27	4	estimate	estimate	VB
cord-269264-ebqq8x8a	27	5	epidemiological	epidemiological	JJ
cord-269264-ebqq8x8a	27	6	variables	variable	NNS
cord-269264-ebqq8x8a	27	7	,	,	,
cord-269264-ebqq8x8a	27	8	such	such	JJ
cord-269264-ebqq8x8a	27	9	as	as	IN
cord-269264-ebqq8x8a	27	10	the	the	DT
cord-269264-ebqq8x8a	27	11	attack	attack	NN
cord-269264-ebqq8x8a	27	12	rate	rate	NN
cord-269264-ebqq8x8a	27	13	or	or	CC
cord-269264-ebqq8x8a	27	14	casefatality	casefatality	NN
cord-269264-ebqq8x8a	27	15	rate	rate	NN
cord-269264-ebqq8x8a	27	16	,	,	,
cord-269264-ebqq8x8a	27	17	which	which	WDT
cord-269264-ebqq8x8a	27	18	are	be	VBP
cord-269264-ebqq8x8a	27	19	necessary	necessary	JJ
cord-269264-ebqq8x8a	27	20	to	to	TO
cord-269264-ebqq8x8a	27	21	assess	assess	VB
cord-269264-ebqq8x8a	27	22	how	how	WRB
cord-269264-ebqq8x8a	27	23	much	much	JJ
cord-269264-ebqq8x8a	27	24	community	community	NN
cord-269264-ebqq8x8a	27	25	transmission	transmission	NN
cord-269264-ebqq8x8a	27	26	has	have	VBZ
cord-269264-ebqq8x8a	27	27	occurred	occur	VBN
cord-269264-ebqq8x8a	27	28	and	and	CC
cord-269264-ebqq8x8a	27	29	its	-PRON-	PRP$
cord-269264-ebqq8x8a	27	30	burden	burden	NN
cord-269264-ebqq8x8a	27	31	.	.	.
cord-269264-ebqq8x8a	28	1	Second	second	RB
cord-269264-ebqq8x8a	28	2	,	,	,
cord-269264-ebqq8x8a	28	3	to	to	TO
cord-269264-ebqq8x8a	28	4	strategically	strategically	RB
cord-269264-ebqq8x8a	28	5	deploy	deploy	VB
cord-269264-ebqq8x8a	28	6	immune	immune	JJ
cord-269264-ebqq8x8a	28	7	healthcare	healthcare	NN
cord-269264-ebqq8x8a	28	8	workers	worker	NNS
cord-269264-ebqq8x8a	28	9	to	to	TO
cord-269264-ebqq8x8a	28	10	reduce	reduce	VB
cord-269264-ebqq8x8a	28	11	exposure	exposure	NN
cord-269264-ebqq8x8a	28	12	of	of	IN
cord-269264-ebqq8x8a	28	13	the	the	DT
cord-269264-ebqq8x8a	28	14	virus	virus	NN
cord-269264-ebqq8x8a	28	15	to	to	TO
cord-269264-ebqq8x8a	28	16	susceptible	susceptible	JJ
cord-269264-ebqq8x8a	28	17	individuals	individual	NNS
cord-269264-ebqq8x8a	28	18	.	.	.
cord-269264-ebqq8x8a	29	1	Third	third	RB
cord-269264-ebqq8x8a	29	2	,	,	,
cord-269264-ebqq8x8a	29	3	to	to	TO
cord-269264-ebqq8x8a	29	4	assess	assess	VB
cord-269264-ebqq8x8a	29	5	the	the	DT
cord-269264-ebqq8x8a	29	6	effect	effect	NN
cord-269264-ebqq8x8a	29	7	of	of	IN
cord-269264-ebqq8x8a	29	8	nonpharmaceutical	nonpharmaceutical	JJ
cord-269264-ebqq8x8a	29	9	interventions	intervention	NNS
cord-269264-ebqq8x8a	29	10	at	at	IN
cord-269264-ebqq8x8a	29	11	the	the	DT
cord-269264-ebqq8x8a	29	12	population	population	NN
cord-269264-ebqq8x8a	29	13	level	level	NN
cord-269264-ebqq8x8a	29	14	and	and	CC
cord-269264-ebqq8x8a	29	15	inform	inform	VB
cord-269264-ebqq8x8a	29	16	policy	policy	NN
cord-269264-ebqq8x8a	29	17	changes	change	NNS
cord-269264-ebqq8x8a	29	18	to	to	TO
cord-269264-ebqq8x8a	29	19	release	release	VB
cord-269264-ebqq8x8a	29	20	such	such	JJ
cord-269264-ebqq8x8a	29	21	measures	measure	NNS
cord-269264-ebqq8x8a	29	22	,	,	,
cord-269264-ebqq8x8a	29	23	Fourth	Fourth	NNP
cord-269264-ebqq8x8a	29	24	,	,	,
cord-269264-ebqq8x8a	29	25	to	to	TO
cord-269264-ebqq8x8a	29	26	identify	identify	VB
cord-269264-ebqq8x8a	29	27	individuals	individual	NNS
cord-269264-ebqq8x8a	29	28	who	who	WP
cord-269264-ebqq8x8a	29	29	mounted	mount	VBD
cord-269264-ebqq8x8a	29	30	a	a	DT
cord-269264-ebqq8x8a	29	31	strong	strong	JJ
cord-269264-ebqq8x8a	29	32	immunological	immunological	JJ
cord-269264-ebqq8x8a	29	33	response	response	NN
cord-269264-ebqq8x8a	29	34	to	to	IN
cord-269264-ebqq8x8a	29	35	the	the	DT
cord-269264-ebqq8x8a	29	36	virus	virus	NN
cord-269264-ebqq8x8a	29	37	and	and	CC
cord-269264-ebqq8x8a	29	38	whose	whose	WP$
cord-269264-ebqq8x8a	29	39	antibody	antibody	NN
cord-269264-ebqq8x8a	29	40	isolates	isolate	NNS
cord-269264-ebqq8x8a	29	41	can	can	MD
cord-269264-ebqq8x8a	29	42	be	be	VB
cord-269264-ebqq8x8a	29	43	used	use	VBN
cord-269264-ebqq8x8a	29	44	to	to	TO
cord-269264-ebqq8x8a	29	45	treat	treat	VB
cord-269264-ebqq8x8a	29	46	patients	patient	NNS
cord-269264-ebqq8x8a	29	47	via	via	IN
cord-269264-ebqq8x8a	29	48	plasma	plasma	NN
cord-269264-ebqq8x8a	29	49	therapy	therapy	NN
cord-269264-ebqq8x8a	29	50	.	.	.
cord-269264-ebqq8x8a	30	1	9	9	CD
cord-269264-ebqq8x8a	31	1	Although	although	IN
cord-269264-ebqq8x8a	31	2	the	the	DT
cord-269264-ebqq8x8a	31	3	potential	potential	NN
cord-269264-ebqq8x8a	31	4	for	for	IN
cord-269264-ebqq8x8a	31	5	serological	serological	JJ
cord-269264-ebqq8x8a	31	6	assays	assay	NNS
cord-269264-ebqq8x8a	31	7	to	to	TO
cord-269264-ebqq8x8a	31	8	help	help	VB
cord-269264-ebqq8x8a	31	9	control	control	VB
cord-269264-ebqq8x8a	31	10	the	the	DT
cord-269264-ebqq8x8a	31	11	COVID19	COVID19	NNP
cord-269264-ebqq8x8a	31	12	pandemic	pandemic	NN
cord-269264-ebqq8x8a	31	13	is	be	VBZ
cord-269264-ebqq8x8a	31	14	substantial	substantial	JJ
cord-269264-ebqq8x8a	31	15	,	,	,
cord-269264-ebqq8x8a	31	16	the	the	DT
cord-269264-ebqq8x8a	31	17	complexity	complexity	NN
cord-269264-ebqq8x8a	31	18	of	of	IN
cord-269264-ebqq8x8a	31	19	developing	develop	VBG
cord-269264-ebqq8x8a	31	20	and	and	CC
cord-269264-ebqq8x8a	31	21	validating	validate	VBG
cord-269264-ebqq8x8a	31	22	a	a	DT
cord-269264-ebqq8x8a	31	23	diagnostic	diagnostic	JJ
cord-269264-ebqq8x8a	31	24	test	test	NN
cord-269264-ebqq8x8a	31	25	is	be	VBZ
cord-269264-ebqq8x8a	31	26	not	not	RB
cord-269264-ebqq8x8a	31	27	fully	fully	RB
cord-269264-ebqq8x8a	31	28	elucidated	elucidate	VBN
cord-269264-ebqq8x8a	31	29	by	by	IN
cord-269264-ebqq8x8a	31	30	Yong	Yong	NNP
cord-269264-ebqq8x8a	31	31	and	and	CC
cord-269264-ebqq8x8a	31	32	colleagues	colleague	NNS
cord-269264-ebqq8x8a	31	33	.	.	.
cord-269264-ebqq8x8a	32	1	4	4	LS
cord-269264-ebqq8x8a	32	2	Serological	serological	JJ
cord-269264-ebqq8x8a	32	3	assays	assay	NNS
cord-269264-ebqq8x8a	32	4	are	be	VBP
cord-269264-ebqq8x8a	32	5	currently	currently	RB
cord-269264-ebqq8x8a	32	6	being	be	VBG
cord-269264-ebqq8x8a	32	7	developed	develop	VBN
cord-269264-ebqq8x8a	32	8	for	for	IN
cord-269264-ebqq8x8a	32	9	widespread	widespread	JJ
cord-269264-ebqq8x8a	32	10	use	use	NN
cord-269264-ebqq8x8a	32	11	.	.	.
cord-269264-ebqq8x8a	33	1	10	10	CD
cord-269264-ebqq8x8a	34	1	Yet	yet	RB
cord-269264-ebqq8x8a	34	2	,	,	,
cord-269264-ebqq8x8a	34	3	several	several	JJ
cord-269264-ebqq8x8a	34	4	challenges	challenge	NNS
cord-269264-ebqq8x8a	34	5	remain	remain	VBP
cord-269264-ebqq8x8a	34	6	:	:	:
cord-269264-ebqq8x8a	34	7	first	first	RB
cord-269264-ebqq8x8a	34	8	,	,	,
cord-269264-ebqq8x8a	34	9	assessing	assess	VBG
cord-269264-ebqq8x8a	34	10	the	the	DT
cord-269264-ebqq8x8a	34	11	sensitivity	sensitivity	NN
cord-269264-ebqq8x8a	34	12	and	and	CC
cord-269264-ebqq8x8a	34	13	specificity	specificity	NN
cord-269264-ebqq8x8a	34	14	of	of	IN
cord-269264-ebqq8x8a	34	15	tests	test	NNS
cord-269264-ebqq8x8a	34	16	,	,	,
cord-269264-ebqq8x8a	34	17	particularly	particularly	RB
cord-269264-ebqq8x8a	34	18	for	for	IN
cord-269264-ebqq8x8a	34	19	determining	determine	VBG
cord-269264-ebqq8x8a	34	20	disease	disease	NN
cord-269264-ebqq8x8a	34	21	during	during	IN
cord-269264-ebqq8x8a	34	22	the	the	DT
cord-269264-ebqq8x8a	34	23	acute	acute	JJ
cord-269264-ebqq8x8a	34	24	phase	phase	NN
cord-269264-ebqq8x8a	34	25	of	of	IN
cord-269264-ebqq8x8a	34	26	infection	infection	NN
cord-269264-ebqq8x8a	34	27	;	;	:
cord-269264-ebqq8x8a	34	28	second	second	RB
cord-269264-ebqq8x8a	34	29	,	,	,
cord-269264-ebqq8x8a	34	30	verifying	verify	VBG
cord-269264-ebqq8x8a	34	31	the	the	DT
cord-269264-ebqq8x8a	34	32	test	test	NN
cord-269264-ebqq8x8a	34	33	is	be	VBZ
cord-269264-ebqq8x8a	34	34	not	not	RB
cord-269264-ebqq8x8a	34	35	detecting	detect	VBG
cord-269264-ebqq8x8a	34	36	crossreactivity	crossreactivity	NN
cord-269264-ebqq8x8a	34	37	with	with	IN
cord-269264-ebqq8x8a	34	38	other	other	JJ
cord-269264-ebqq8x8a	34	39	viral	viral	JJ
cord-269264-ebqq8x8a	34	40	pathogens	pathogen	NNS
cord-269264-ebqq8x8a	34	41	that	that	WDT
cord-269264-ebqq8x8a	34	42	result	result	VBP
cord-269264-ebqq8x8a	34	43	in	in	IN
cord-269264-ebqq8x8a	34	44	falsepositive	falsepositive	JJ
cord-269264-ebqq8x8a	34	45	results	result	NNS
cord-269264-ebqq8x8a	34	46	;	;	:
cord-269264-ebqq8x8a	34	47	third	third	RB
cord-269264-ebqq8x8a	34	48	,	,	,
cord-269264-ebqq8x8a	34	49	understanding	understand	VBG
cord-269264-ebqq8x8a	34	50	antibody	antibody	NN
cord-269264-ebqq8x8a	34	51	kinetics	kinetics	NN
cord-269264-ebqq8x8a	34	52	over	over	IN
cord-269264-ebqq8x8a	34	53	time	time	NN
cord-269264-ebqq8x8a	34	54	to	to	TO
cord-269264-ebqq8x8a	34	55	distinguish	distinguish	VB
cord-269264-ebqq8x8a	34	56	thresholds	threshold	NNS
cord-269264-ebqq8x8a	34	57	of	of	IN
cord-269264-ebqq8x8a	34	58	immunity	immunity	NN
cord-269264-ebqq8x8a	34	59	,	,	,
cord-269264-ebqq8x8a	34	60	because	because	IN
cord-269264-ebqq8x8a	34	61	we	-PRON-	PRP
cord-269264-ebqq8x8a	34	62	do	do	VBP
cord-269264-ebqq8x8a	34	63	not	not	RB
cord-269264-ebqq8x8a	34	64	know	know	VB
cord-269264-ebqq8x8a	34	65	how	how	WRB
cord-269264-ebqq8x8a	34	66	long	long	JJ
cord-269264-ebqq8x8a	34	67	immunity	immunity	NN
cord-269264-ebqq8x8a	34	68	to	to	IN
cord-269264-ebqq8x8a	34	69	this	this	DT
cord-269264-ebqq8x8a	34	70	novel	novel	JJ
cord-269264-ebqq8x8a	34	71	coronavirus	coronavirus	NN
cord-269264-ebqq8x8a	34	72	might	may	MD
cord-269264-ebqq8x8a	34	73	last	last	VB
cord-269264-ebqq8x8a	34	74	;	;	:
cord-269264-ebqq8x8a	34	75	and	and	CC
cord-269264-ebqq8x8a	34	76	finally	finally	RB
cord-269264-ebqq8x8a	34	77	,	,	,
cord-269264-ebqq8x8a	34	78	ensuring	ensure	VBG
cord-269264-ebqq8x8a	34	79	the	the	DT
cord-269264-ebqq8x8a	34	80	test	test	NN
cord-269264-ebqq8x8a	34	81	is	be	VBZ
cord-269264-ebqq8x8a	34	82	reliable	reliable	JJ
cord-269264-ebqq8x8a	34	83	for	for	IN
cord-269264-ebqq8x8a	34	84	distribution	distribution	NN
cord-269264-ebqq8x8a	34	85	and	and	CC
cord-269264-ebqq8x8a	34	86	is	be	VBZ
cord-269264-ebqq8x8a	34	87	costefficient	costefficient	JJ
cord-269264-ebqq8x8a	34	88	.	.	.
cord-269264-ebqq8x8a	35	1	Although	although	IN
cord-269264-ebqq8x8a	35	2	RTPCR	RTPCR	NNP
cord-269264-ebqq8x8a	35	3	diagnostics	diagnostic	NNS
cord-269264-ebqq8x8a	35	4	will	will	MD
cord-269264-ebqq8x8a	35	5	still	still	RB
cord-269264-ebqq8x8a	35	6	be	be	VB
cord-269264-ebqq8x8a	35	7	COVID19	COVID19	NNP
cord-269264-ebqq8x8a	35	8	dashboard	dashboard	NN
cord-269264-ebqq8x8a	35	9	by	by	IN
cord-269264-ebqq8x8a	35	10	the	the	DT
cord-269264-ebqq8x8a	35	11	Center	Center	NNP
cord-269264-ebqq8x8a	35	12	for	for	IN
cord-269264-ebqq8x8a	35	13	Systems	Systems	NNP
cord-269264-ebqq8x8a	35	14	Science	Science	NNP
cord-269264-ebqq8x8a	35	15	and	and	CC
cord-269264-ebqq8x8a	35	16	Engineering	Engineering	NNP
cord-269264-ebqq8x8a	35	17	Response	Response	NNP
cord-269264-ebqq8x8a	35	18	to	to	IN
cord-269264-ebqq8x8a	35	19	COVID19	covid19	NN
cord-269264-ebqq8x8a	35	20	in	in	IN
cord-269264-ebqq8x8a	35	21	Taiwan	Taiwan	NNP
cord-269264-ebqq8x8a	35	22	:	:	:
cord-269264-ebqq8x8a	35	23	big	big	JJ
cord-269264-ebqq8x8a	35	24	data	datum	NNS
cord-269264-ebqq8x8a	35	25	analytics	analytic	NNS
cord-269264-ebqq8x8a	35	26	,	,	,
cord-269264-ebqq8x8a	35	27	new	new	JJ
cord-269264-ebqq8x8a	35	28	technology	technology	NN
cord-269264-ebqq8x8a	35	29	,	,	,
cord-269264-ebqq8x8a	35	30	and	and	CC
cord-269264-ebqq8x8a	35	31	proactive	proactive	JJ
cord-269264-ebqq8x8a	35	32	testing	testing	NN
cord-269264-ebqq8x8a	36	1	Interrupting	interrupt	VBG
cord-269264-ebqq8x8a	36	2	transmission	transmission	NN
cord-269264-ebqq8x8a	36	3	of	of	IN
cord-269264-ebqq8x8a	36	4	COVID19	covid19	NN
cord-269264-ebqq8x8a	36	5	:	:	:
cord-269264-ebqq8x8a	37	1	lessons	lesson	NNS
cord-269264-ebqq8x8a	37	2	from	from	IN
cord-269264-ebqq8x8a	37	3	containment	containment	NN
cord-269264-ebqq8x8a	37	4	efforts	effort	NNS
cord-269264-ebqq8x8a	37	5	in	in	IN
cord-269264-ebqq8x8a	37	6	Singapore	Singapore	NNP
cord-269264-ebqq8x8a	37	7	Connecting	connect	VBG
cord-269264-ebqq8x8a	37	8	clusters	cluster	NNS
cord-269264-ebqq8x8a	37	9	of	of	IN
cord-269264-ebqq8x8a	37	10	COVID19	covid19	NN
cord-269264-ebqq8x8a	37	11	:	:	:
cord-269264-ebqq8x8a	37	12	an	an	DT
cord-269264-ebqq8x8a	37	13	epidemiological	epidemiological	JJ
cord-269264-ebqq8x8a	37	14	and	and	CC
cord-269264-ebqq8x8a	37	15	serological	serological	JJ
cord-269264-ebqq8x8a	37	16	investigation	investigation	NN
cord-269264-ebqq8x8a	37	17	Investigation	Investigation	NNP
cord-269264-ebqq8x8a	37	18	of	of	IN
cord-269264-ebqq8x8a	37	19	three	three	CD
cord-269264-ebqq8x8a	37	20	clusters	cluster	NNS
cord-269264-ebqq8x8a	37	21	of	of	IN
cord-269264-ebqq8x8a	37	22	COVID19	COVID19	NNP
cord-269264-ebqq8x8a	37	23	in	in	IN
cord-269264-ebqq8x8a	37	24	Singapore	Singapore	NNP
cord-269264-ebqq8x8a	37	25	:	:	:
cord-269264-ebqq8x8a	37	26	implications	implication	NNS
cord-269264-ebqq8x8a	37	27	for	for	IN
cord-269264-ebqq8x8a	37	28	surveillance	surveillance	NN
cord-269264-ebqq8x8a	37	29	and	and	CC
cord-269264-ebqq8x8a	37	30	response	response	NN
cord-269264-ebqq8x8a	37	31	measures	measure	NNS
cord-269264-ebqq8x8a	37	32	Serology	serology	NN
cord-269264-ebqq8x8a	37	33	characteristics	characteristic	NNS
cord-269264-ebqq8x8a	37	34	of	of	IN
cord-269264-ebqq8x8a	37	35	SARSCoV2	sarscov2	CD
cord-269264-ebqq8x8a	37	36	infection	infection	NN
cord-269264-ebqq8x8a	37	37	since	since	IN
cord-269264-ebqq8x8a	37	38	the	the	DT
cord-269264-ebqq8x8a	37	39	exposure	exposure	NN
cord-269264-ebqq8x8a	37	40	and	and	CC
cord-269264-ebqq8x8a	37	41	post	post	NN
cord-269264-ebqq8x8a	37	42	symptoms	symptom	NNS
cord-269264-ebqq8x8a	37	43	onset	onset	NN
cord-269264-ebqq8x8a	37	44	Serological	serological	JJ
cord-269264-ebqq8x8a	37	45	and	and	CC
cord-269264-ebqq8x8a	37	46	molecular	molecular	JJ
cord-269264-ebqq8x8a	37	47	findings	finding	NNS
cord-269264-ebqq8x8a	37	48	during	during	IN
cord-269264-ebqq8x8a	37	49	SARSCoV2	sarscov2	CD
cord-269264-ebqq8x8a	37	50	infection	infection	NN
cord-269264-ebqq8x8a	37	51	:	:	:
cord-269264-ebqq8x8a	38	1	the	the	DT
cord-269264-ebqq8x8a	38	2	first	first	JJ
cord-269264-ebqq8x8a	38	3	case	case	NN
cord-269264-ebqq8x8a	38	4	study	study	NN
cord-269264-ebqq8x8a	38	5	in	in	IN
cord-269264-ebqq8x8a	38	6	Finland	Finland	NNP
cord-269264-ebqq8x8a	38	7	Reinfection	Reinfection	NNP
cord-269264-ebqq8x8a	38	8	could	could	MD
cord-269264-ebqq8x8a	38	9	not	not	RB
cord-269264-ebqq8x8a	38	10	occur	occur	VB
cord-269264-ebqq8x8a	38	11	in	in	IN
cord-269264-ebqq8x8a	38	12	SARSCoV2	sarscov2	CD
cord-269264-ebqq8x8a	38	13	infected	infect	VBN
cord-269264-ebqq8x8a	38	14	rhesus	rhesu	NNS
cord-269264-ebqq8x8a	38	15	macaques	macaque	NNS
cord-269264-ebqq8x8a	38	16	Convalescent	convalescent	JJ
cord-269264-ebqq8x8a	38	17	plasma	plasma	NN
cord-269264-ebqq8x8a	38	18	as	as	IN
cord-269264-ebqq8x8a	38	19	a	a	DT
cord-269264-ebqq8x8a	38	20	potential	potential	JJ
cord-269264-ebqq8x8a	38	21	therapy	therapy	NN
cord-269264-ebqq8x8a	38	22	for	for	IN
cord-269264-ebqq8x8a	38	23	COVID19	COVID19	NNP
cord-269264-ebqq8x8a	38	24	A	a	DT
cord-269264-ebqq8x8a	38	25	serological	serological	JJ
cord-269264-ebqq8x8a	38	26	assay	assay	NN
cord-269264-ebqq8x8a	38	27	to	to	TO
cord-269264-ebqq8x8a	38	28	detect	detect	VB
cord-269264-ebqq8x8a	38	29	SARSCoV2	sarscov2	CD
cord-269264-ebqq8x8a	38	30	seroconversion	seroconversion	NN
cord-269264-ebqq8x8a	38	31	in	in	IN
cord-269264-ebqq8x8a	38	32	humans	human	NNS