1. Department of Medicine, University of Ottawa, Ottawa, ON, Canada;
2. Ottawa Hospital Research Institute, Ottawa, ON, Canada;
3. Department of Medicine, and
4. Department of Epidemiology and Biostatistics, University of Western Ontario, London, ON, Canada;
5. Department of Hematology, Queen Elizabeth II Health Sciences Centre, Halifax, NS, Canada;
6. Department of Medicine, Dalhousie University, Halifax, NS, Canada;
7. Department of Medicine, University of Manitoba, Winnipeg, MB, Canada;
8. Department of Hematology and Medical Oncology, CancerCare Manitoba, Winnipeg, MB, Canada;
9. Department of Medicine, Sir Mortimer B. Davis Jewish General Hospital, Montreal, QC, Canada;
10. Center for Clinical Epidemiology, Lady Davis Institute, Montreal, QC, Canada;
11. Department of Medicine, McGill University, Montreal, QC, Canada;
12. Division of Hematology, Montreal General Hospital and St. Mary’s Hospital, Montreal, QC, Canada;
13. Department of Medicine, Université de Montréal, Montreal, QC, Canada;
14. Sacre Coeur Hospital, Montreal, QC, Canada;
15. St. Joseph’s Healthcare Hamilton, Hamilton, ON, Canada;
16. Department of Medicine, McMaster University, Hamilton, ON, Canada; and
17. The Ottawa Hospital, Ottawa, ON, Canada