1. Institute for Health Policy, Management and Evaluation, University of Toronto, Toronto, ON, Canada
2. Cancer Quality Lab (CQuaL), Princess Margaret Cancer Centre, Toronto, ON, Canada
3. Institute for Clinical Evaluative Sciences (ICES), Toronto, ON, Canada
4. Department of Medicine, University Health Network, Toronto, ON, Canada
5. Radiation Medicine Program, Princess Margaret Cancer Centre, Toronto, ON, Canada
6. Division of Medical Oncology and Hematology, Sunnybrook Health Sciences Centre, Toronto, ON, Canada