RT Journal Article SR Electronic T1 Surmortalité, COVID-19 et systèmes de santé au Canada JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1078 OP E1082 DO 10.1503/cmaj.220337-f VO 194 IS 30 A1 Kimberlyn McGrail YR 2022 UL http://www.cmaj.ca/content/194/30/E1078.abstract