RT Journal Article SR Electronic T1 Aggressively find, test, trace and isolate to beat COVID-19 JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1164 OP E1165 DO 10.1503/cmaj.202120 VO 192 IS 40 A1 Larissa M. Matukas A1 Irfan A. Dhalla A1 Andreas Laupacis YR 2020 UL http://www.cmaj.ca/content/192/40/E1164.abstract