1. Badley EM, Rasooly I, Webster GK: Relative importance of musculoskeletal disorders as a cause of chronic health problems, disability, and health care utilization: findings from the 1990 Ontario Health Survey. J Rheumatol. 1994, 21 (3): 505-514.
2. Brooks PM: The burden of musculoskeletal disease--a global perspective. [Review] [20 refs]. Clin Rheumatol. 2006, 25 (6): 778-781. 10.1007/s10067-006-0240-3.
3. Lawrence RC, Helmick CG, Arnett FC, Deyo RA, Felson DT, Giannini EH, Heyse SP, Hirsch R, Hochberg MC, Hunder GG, et al: Estimates of the prevalence of arthritis and selected musculoskeletal disorders in the United States. Arthritis Rheum. 1998, 41 (5): 778-799. 10.1002/1529-0131(199805)41:5<778::AID-ART4>3.0.CO;2-V.
4. United states bone and joint decade: The Burden of Musculoskeletal Diseases in the United States. 2008, Rosemont, IL
5. O'Donnell S, Lagace C: Ambulatory Care Services Utilization. Life with Arthritis in Canada. 2010, Ottawa: Public Health Agency of Canada, 96-101.