2Chard J, Lohmander S, Smith C, et al.Osteoarthritis of the knee[J].Clin Evid,2005,12( 14):1506-1510.
3Felson D T. Osteoarthritis of the knee[J]. N Engl J Med, 2006,354(8): 841-849.
4Sany J, Reme T,Gao Q,et aLIncreased percentage of CD3+, CD57+ lymphoeytes in patients with rheumatoid arthritis. Correlation with duration of disease [J].Arthritis Rheum, 1993,36(4):608-612.