1. School of Physical and Occupational Therapy, McGill University, Montreal, Canada
2. MRC Epidemiology Unit, University of Cambridge School of Clinical Medicine, Cambridge, UK
3. Faculty of Health Sciences, Ontario Tech University, Oshawa, Canada
4. Lethbridge-Layton-Mackay Rehabilitation Centre, Montreal, Canada
5. McGill University Health Centre, McGill University, Montreal, Canada
6. Faculty of Medicine and Health Sciences, McGill University, Montreal, Canada