[1] Hosp Sick Children, Dept Pediat, Div Adolescent Med, Pediat, Toronto, ON, Canada
[2] Univ Toronto, Toronto, ON, Canada
[3] Res Inst, Toronto, ON, Canada
[4] Univ Toronto, Sch Med, Undergrad Med Educ, Hlth Sci Res, Toronto, ON, Canada
[5] Sydney Childrens Hosp Network, Eating Disorders, Sydney, NSW, Australia
[6] Univ Sydney, Sydney, NSW, Australia
[7] Great Ormond St Hosp Sick Children, Feeding & Eating Disorders Serv, London, England
[8] UCL Inst Child Hlth, London, England
[9] Hosp Sick Children, Div Adolescent Med, Toronto, ON, Canada
[10] CHEO, Dept Pediat, Div Adolescent Med, Pediat, Ottawa, ON, Canada
[11] Univ Ottawa, Ottawa, ON, Canada
[12] CHEO Res Inst, Ottawa, ON, Canada