1. Department of Pediatrics, University of Ottawa, Ottawa, Ontario, Canada
2. Division of Neonatology, Department of Pediatrics, Children's Hospital of Eastern Ontario, Ottawa, Ontario, Canada
3. Division of Newborn Care, Department of Obstetrics and Gynecology, The Ottawa Hospital, Ottawa, Ontario, Canada
4. Clinical Research Unit, Children's Hospital of Eastern Ontario Research Institute, Ottawa, Ontario, Canada
5. Better Outcomes Registry and Network Ontario, Ontario, Canada