| Affiliation: | 1. Centre for Clinical Epidemiology, Jewish General Hospital, , Montreal, Quebec, Canada;2. Thrombosis Program, Division of Hematology, Department of Medicine, University of Ottawa, , Ottawa, Ontario, Canada;3. Clinical Epidemiology Unit, Ottawa Hospital Research Institute, The Ottawa Hospital, , Ottawa, Canada;4. Division of Hematology, Department of Medicine, University of Western Ontario, , London, Canada;5. Department of Medicine, Dalhousie University, , Halifax, Nova Scotia, Canada;6. Department of Medicine, H?pital du Sacré‐Coeur de Montréal, University of Montreal, , Montreal, Quebec, Canada;7. Université de Brest, , EA3878, Brest, France;8. Department of Medicine, McGill University, , Montreal, Quebec, Canada;9. Department of Medicine, Michael G. DeGroote School of Medicine, McMaster University, , Hamilton, Ontario, Canada;10. Department of Internal Medicine, Geneva University Hospital, , Geneva, Switzerland;11. Department of Medicine, UC Davis School of Medicine, , Sacramento, California, USA;12. Department of Medicine, St Paul's Hospital, University of British Columbia, , Vancouver, British Columbia, Canada |
