1. Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada
2. Department of Physical Therapy, Faculty of Rehabilitation Medicine, University of Alberta, Edmonton, Alberta, Canada
3. Department of Orthopedics, Faculty of Medicine, University of Alberta, 2J2.00 WC Mackenzie Health Sciences Centre, Edmonton, Alberta, Canada
4. Department of Medicine, Faculty of Medicine and Dentistry, University of Alberta, 2J2.00 WC Mackenzie Health Sciences Centre, Edmonton, Alberta, Canada
5. School of Public Health, University of Alberta, 3-300 Edmonton Clinic Health Academy, Edmonton, Alberta, Canada
6. Provincial Seniors Health and Continuing Care, Alberta Health Services, Calgary, Alberta, Canada