CMAJ 2020 02;192(7):E154-E161
Faculty of Health Sciences (Parks, McCandless, Takaro), Simon Fraser University, Vancouver, BC; Department of Medicine (Dharma, Lefebvre, Sears), McMaster University, Hamilton, Ont.; Dalla Lana School of Public Health (Brook, Scott), University of Toronto, Toronto, Ont.; Department of Pediatrics (Turvey), University of British Columbia, Vancouver, BC; Department of Pediatrics (Mandhane, Kozyrskyj), University of Alberta, Edmonton, Alta.; Department of Pediatrics & Child Health (Becker, Azad), University of Manitoba, Winnipeg, Man.; Department of Pediatrics (Moraes, Subbarao), University of Toronto and Hospital for Sick Children, Toronto, Ont.