1. Division of Haematology/Oncology, The Hospital for Sick Children, Toronto, Ontario, Canada
2. Cancer Research Program, ICES, Toronto, Ontario, Canada
3. Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada
4. Centre for Addiction and Mental Health (CAMH), Toronto, Ontario, Canada
5. Institute of Health Policy Management and Evaluation, University of Toronto, Toronto, Ontario, Canada
6. Pediatric Oncology Group of Ontario, Toronto, Ontario, Canada
7. Centre for Health Services Research, The University of Queensland, Brisbane, Australia
8. Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, Ontario, Canada
9. Melbourne School of Population and Global Health, University of Melbourne, Carlton, Australia
10. Department of Paediatrics, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada