1 Division of Paediatric Medicine (Moore Hepburn), Department of Paediatrics, The Hospital for Sick Children; Child Health Policy Initiative (Moore Hepburn), Department of Paediatrics, Faculty of Medicine, University of Toronto; Department of Paediatrics (Daneman), The Hospital for Sick Children; Department of Paediatrics (Daneman), Faculty of Medicine, University of Toronto, Toronto, Ont. charlotte.moorehepburn@sickkids.ca.
2 Division of Paediatric Medicine (Moore Hepburn), Department of Paediatrics, The Hospital for Sick Children; Child Health Policy Initiative (Moore Hepburn), Department of Paediatrics, Faculty of Medicine, University of Toronto; Department of Paediatrics (Daneman), The Hospital for Sick Children; Department of Paediatrics (Daneman), Faculty of Medicine, University of Toronto, Toronto, Ont.