Methods: 53 cases with depression were randomly divided into 2 groups.
方法：将53例抑郁症患者随机分为2组。
Methods 181 patients with traumatic synovitis were randomly divided into 2 groups.
方法181例膝关节创伤性滑膜炎患者随机分为2组。
Methods Patients undergoing lumbar disc surgery were randomly divided into 2 groups.
方法：将行眼椎间盘手术的患者随机分为2组。
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