CMAJ Open 2018 Jul-Sep;6(3):E423-E429. Epub 2018 Sep 28.
Department of Pediatrics (Harrold, Langevin, Barrowman, Lacaze-Masmonteil, Zemek), Children's Hospital of Eastern Ontario; Children's Hospital of Eastern Ontario Research Institute (Harrold, Barrowman, Sprague, Fell, Moreau, Zemek); Better Outcomes Registry & Network Ontario (Sprague); School of Epidemiology and Public Health (Fell) and Faculty of Education (Moreau), University of Ottawa, Ottawa, Ont.; Department of Pediatrics (Lacaze-Masmonteil), Cumming School of Medicine, University of Calgary, Calgary, Alta.; The Hospital for Sick Children (Schuh); University of Toronto (Schuh), Toronto, Ont.; Children's Hospital (Joubert), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Joubert), London, Ont.; Department of Pediatrics (Moore), Queen's University, Kingston, Ont.; McMaster University (Solano); Department of Pediatrics (Solano), McMaster Children's Hospital, Hamilton, Ont.