To observe the cure effect and safety of external application of Zhigutong on knee joint osteoarthritis.

观察外敷止骨痛治疗膝关节骨性关节炎的疗效与安全性。

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To observe the cure effect and safety of external application of Zhigutong on knee joint osteoarthritis.

观察外敷止骨痛治疗膝关节骨性关节炎的疗效与安全性。

youdao