1. Arthritis Research Canada, Vancouver, British Columbia, Canada
2. Faculty of Health Sciences, Simon Fraser University, Vancouver, Canada
3. Division of Rheumatology, Department of Medicine, University of British Columbia, Vancouver, Canada
4. Division of Epidemiology, Biostatistics and Public Health Practice, Department of Medicine, University of British Columbia, Vancouver, Canada
5. Department of Orthopaedics, University of British Columbia, Vancouver, Canada
6. Sauder School of Business, University of British Columbia, Vancouver, Canada