1. Department of Community Health Sciences University of Calgary Calgary Alberta Canada
2. Arthritis Research Canada Richmond British Columbia Canada
3. School of Population and Public Health University of British Columbia Vancouver British Columbia Canada
4. Centre for Health Evaluation and Outcome Sciences Vancouver British Columbia Canada
5. Centre for Clinical Epidemiology and Evaluation Vancouver British Columbia Canada
6. School of Public Health University of Alberta Edmonton Alberta Canada
7. School of Nursing University of Ottawa Ottawa Ontario Canada
8. Ottawa Hospital Research Institute Ottawa Ontario Canada
9. Department of Medicine University of Toronto Toronto Ontario Canada
10. Alberta Bone and Joint Health Institute Calgary Alberta Canada
11. Department of Surgery University of Alberta Edmonton Alberta Canada
12. Edmonton Bone and Joint Centre Edmonton Alberta Canada