RT Journal Article SR Electronic T1 Sam Meister JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1173 OP E1173 DO 10.1503/cmaj.202121 VO 192 IS 40 A1 Seema Marwaha YR 2020 UL http://www.cmaj.ca/content/192/40/E1173.abstract