1. Prevalence of knee osteoarthritis in the United States: arthritis data from the Third National Health and Nutrition Examination Survey 1991–94;Dillon;J. Rheumatol.,2006
2. Estimates of the prevalence of arthritis and other rheumatic conditions in the United States. Part I;Helmick;Arthritis Rheum.,2008
3. Prevalence of knee symptoms and radiographic and symptomatic knee osteoarthritis in African Americans and Caucasians: the Johnston County Osteoarthritis Project;Jordan;J. Rheumatol.,2007
4. Estimates of the prevalence of arthritis and other rheumatic conditions in the United States;Lawrence;Part II, Arthritis Rheum.,2008
5. The economic burden of osteoarthritis;Bitton;Am. J. Manag. Care,2009