5Al-Zahrani KS, Bakheit AM. A study of the gait characteristics of patients with chronic osteoarthritis of the knee. Disabil Rehabil, 2002,24 : 275 -280.
6Felson DT, Lawrence RC, Dieppe PA, et al. Osteoarthritis : new insights. Part 1: the disease and its risk factors. Ann Intern Med, 2000,133 : 635-646.
7Dieppe, PA. Relationship between symptoms and structural change in osteoarthritis: what are the important targets for therapy? J Rheumatol,2005,32 : 1147-1149.
8Astephen JL, Deluzio KJ, Caldwell GE, et al. Gait and neuromuscular pattern changes are associated with differences in knee osteoarthritis severity levels. J Biomech, 2008,41:868-876.
9Schnitzer TJ, Popovich JM, Andersson GB, et al. Effect of piroxieam on gait in patients with osteoarthritis of the knee. Arthritis Rheum, 1993,36 : 1207- 1213.
10Cimaz R, Corona F, Scarazatti M, et al. Methotrexate treatment every other week in patients with juvenile chronic arthritis. Br J Rheumatol, 1996,35 : 1030-1031.