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2. Arthritis and other musculoskeletal diseases;Hochberg,1993
3. Arthritis prevalence and activity limitations—United States, 1990;MMWR,1994
4. Seven chronic conditions: their impact on US adults’ activity levels and use of medical services;Verbrugge;Am J Public Health,1994
5. Prevalence and impact of arthritis among women—United States, 1989-1991;MMWR,1995