1. Division of Orthopaedic Surgery, Department of Surgery, Faculty of Medicine, University of Toronto, Toronto, ON, Canada;
2. The Office of Postgraduate Medical Education, Faculty of Medicine, University of Toronto, Toronto, ON, Canada;
3. Faculty of Health Sciences, Queen’s University, Southeastern Ontario Academic Medical Organization, Kingston, ON, Canada;
4. Department of Orthopaedics, Duke University, Sick Kids Research Institute, Hospital for Sick Children, Toronto, ON, Canada