1. BC Cancer Vancouver Centre, 600 West 10th Avenue, Vancouver, BC V5Z 4E6, Canada
2. Department of Medicine, University of British Columbia, Vancouver, BC V6T 1Z3, Canada
3. The Ottawa Hospital Cancer Centre, Ottawa, ON K1H 8L6, Canada
4. Department of Medicine, University of Ottawa, Ottawa, ON K1H 8L6, Canada
5. Tom Baker Cancer Centre, Calgary, AB T2N 4N2, Canada
6. Department of Medicine, University of Calgary, Calgary, AB T2N 1N4, Canada
7. Sunnybrook Odette Cancer Centre, Toronto, ON M4N 3M5, Canada
8. Department of Medicine, Division of Medical Oncology, University of Toronto, Toronto, ON M5S 1A1, Canada
9. Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, MB R3E 3P4, Canada
10. Paul Albrechtsen Research Institute, CancerCare Manitoba, Winnipeg, MB R3E 0V9, Canada
11. Centre Hospitalier Universitaire de Québec, Université Laval, Québec, QC G1V 0A6, Canada