1. Osteoarthritis: an update with relevance for clinical practice;Bijlsma;Lancet,2011
2. Burden of major musculoskeletal conditions;Woolf;Bull World Health Organ,2003
3. Epidemiology of the prevalence of elderly knee osteoarthritis in Beijing: comparison with that of whites in the United States;Yu;Chin J Radiol,2005
4. Epidemiological investigation of symptomatic osteoarthritis in middle-aged and senior residents in district of Guangzhou;Su;Chin J Joint Surg (Electronic Version),2010
5. Rheumatology Branch;Chinese Medical Association,2010