1. Sunnybrook Odette Cancer Centre, University of Toronto, Toronto, Ontario, Canada
2. Canadian Cancer Trials Group, Cancer Research Institute, Queen’s University, Kingston, Ontario, Canada
3. Department of Radiation Oncology, Queen’s University, Kingston, Ontario, Canada
4. Juravinski Hospital and Cancer Centre and McMaster University, Hamilton, Ontario, Canada
5. Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, Québec, Canada
6. Hopital Maisonneuve-Rosemont, Montreal, Québec, Canada
7. CHUM-Hopital Notre-Dame, Montreal, Québec, Canada
8. CancerCare Manitoba, Winnipeg, Manitoba, Canada
9. Grand River Regional Cancer Centre, Grand River Hospital, Kitchener, Ontario, Canada
10. London Regional Cancer Program, London, Ontario, Canada
11. Cancer Centre of Southeastern Ontario, Kingston General Hospital, Kingston, Ontario, Canada
12. Cross Cancer Institute, Edmonton, Alberta, Canada
13. Tom Baker Cancer Centre, University of Calgary, Calgary, Alberta, Canada
14. The Ottawa Hospital and University of Ottawa, Ottawa, Ontario, Canada
15. Princess Margaret Cancer Centre, Radiation Medicine Program, Ontario Cancer Institute, University of Toronto, Toronto, Ontario, Canada