RT Journal Article SR Electronic T1 Will this COVID-19 wave be a tsunami for surgery? JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP E540 OP E540 DO 10.1503/cjs.017321 VO 64 IS 5 A1 Edward J. Harvey YR 2021 UL http://canjsurg.ca/content/64/5/E540.abstract