PT - JOURNAL ARTICLE AU - Kevin L. Schwartz AU - Allison J. McGeer AU - Isaac I. Bogoch TI - Rapid antigen screening of asymptomatic people as a public health tool to combat COVID-19 AID - 10.1503/cmaj.210100 DP - 2021 Mar 29 TA - Canadian Medical Association Journal PG - E449--E452 VI - 193 IP - 13 4099 - http://www.cmaj.ca/content/193/13/E449.short 4100 - http://www.cmaj.ca/content/193/13/E449.full SO - CMAJ2021 Mar 29; 193