Fig. 3From: Efficacy and safety of electrical moxibustion for knee osteoarthritis: study protocol for a randomized controlled trialAcupoints used in the trial. The lines refer to acupoints of ‘Zusanli’ (ST36), ‘Dubi’ (ST35) and ‘Liangqiu’ (ST34) on the lateral side of the knee, and ‘Yinlingquan’ (SP9), ‘Neixiyan’ (EX-LE4), and ‘Xuehai’ (SP10) on the medial side of the kneeBack to article page