Reducing onward spread of COVID-19 from imported cases: quarantine and âstay at homeâ measures for travellers and returning residents to Singapore
Chiew, Calvin J, Li, Zongbin, Lee, Vernon JJournal:
Journal of Travel Medicine
DOI:
10.1093/jtm/taaa049
Date:
April, 2020
File:
PDF, 516 KB
2020