1. Hôpital du Sacré-Cœur de Montréal, Montréal, Quebec, Canada.
2. Department of Medicine, Faculty of Medicine, University of Montréal, Montréal, Quebec, Canada.
3. Sainte-Justine University Hospital Research Center, Montréal, Quebec, Canada.
4. Institut de réadaptation Gingras-Lindsay de Montréal, Montréal, Quebec, Canada.
5. Department of Surgery, Faculty of Medicine, University of Montréal, Montréal, Quebec, Canada.