9Sangdee C, Teekachunhatean S, Sananpanich K, et aL Electroacupuncture versus diclofenac in symptomatic treatment of osteoarthritis of the knee., a randomized controlled trial [J]. BMC Complement Altern Med, 2002,2:3.
10Tukmachi E,Jubb R,Dempsey E, et al. The effect of acupuncture on the symptoms of knee osteoarthritis: an open randomised controlled study [J]. Acupunet Med, 2004,22 (1) : 14- 22.