RT Journal Article SR Electronic T1 Author response JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP E2 OP E2 DO 10.1503/cjs.1861014 VO 61 IS 1 A1 Vivian McAlister YR 2018 UL http://canjsurg.ca/content/61/1/E2.2.abstract