Figure 1From: Chinese herbal recipe versus diclofenac in symptomatic treatment of osteoarthritis of the knee: a randomized controlled trial [ISRCTN70292892]Flow chart of patients who participated in the clinical trial. 1DJW group received DJW plus placebo of diclofenac. 2Diclofenac group received diclofenac plus placebo of DJW.Back to article page