divided_into_two_groups_randomly

1.Methods: The 46 cases of HCPH were divided into two groups randomly.
方法：46例门静脉高压征患者随机分成两组。
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2.Methods 297 canals of 147 patients with 163 teeth were divided into two groups randomly.
方法选择需进行根管治疗者147人163颗牙297个根管，随机分为两组。
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3.Methods 60 cases of KOA patient were divided into two groups randomly, treatment group 30 cases and control group 30 cases.
方法将60例膝关节骨关节炎的患者随机分为治疗组与对照组，每组30例，治疗组采用汽疗、膝关节松动术、肌力训练治疗；
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