1. SickKids Team Obesity Management Program, Division of Endocrinology, The Hospital for Sick Children, Toronto, Ontario, Canada
2. Department of Paediatrics, University of Toronto, Toronto, Ontario, Canada
3. Division of Adolescent Medicine, The Hospital for Sick Children, Toronto, Ontario, Canada
4. Department of Surgery, University of Toronto, Toronto, Ontario, Canada
5. Division of General and Thoracic Surgery, The Hospital for Sick Children, Toronto, Ontario, Canada