id author title date pages extension mime words sentences flesch summary cache txt cord-311026-mpr3xb2a Petersen, Eskild COVID-19–We urgently need to start developing an exit strategy 2020-04-29 .txt text/plain 5624 339 56 Another approach could be to open travel from countries with good surveillance systems, transparent reporting, and few local cases where risk of importing infected cases would be low. Thus, public health capabilities for case identification and isolation must be expanded probably permanently; tools can include physical inspection or use of electronic devices, such as mobile phone-based surveillance and point of care tests as used in Taiwan, Korea and Oman, summarized in table 3. Despite the city state's strict contact-tracing, quarantining and travel restrictions, a second wave of infections from returning residents and local transmissions saw cases spike from 100 to 1,000 in one month (SCMP 3 rd April). This initial public health response included travel bans from countries with high levels of community transmission and 14-day mandatory quarantine for all returning travelers from those countries; school closures; cancellation of gatherings of more than 100 people; and expanding testing and isolation capacity. ./cache/cord-311026-mpr3xb2a.txt ./txt/cord-311026-mpr3xb2a.txt