方法：采用随机分组对照观察法。
方法采用随机交叉对照分组法，观察眼针组、体针组、药物组的疗效。
Method Random cross comparison grouping was used to observe the curative effects in eye acupuncture, body acupuncture and medication groups.
最近一个纳入45名帕金森病患者采用基因治疗的研究已经结束并准备将结果公布，该研究是采用随机分组、在第二阶段采用盲法的多中心临床研究。
A 45-patient randomized blinded phase II multicenter clinical trial using the gene therapy to treat Parkinson's has recently ended and results are being readied for publication.
设计：完全随机、双肓法分组研究。
DESIGN: a complete randomized double blinded grouping study was conducted.
方法：采用随机分组对照法。
适当的分组隐匿及遮蔽（盲法）之良好的随机对照试验是需要的。
There is a need for well-conducted RCTs with adequate allocation concealment and masking (blinding).
实验方法：将大鼠用抽签法随机分组，分为治疗组、模型组、假手术组和正常对照组。
Methods: Divided the rats into treatment group, model group, sham operation group and normal group by sortition randomization method.
方法：采用随机分组对照法，治疗组98例应用银康颗粒剂，对照组50例应用复方青黛胶囊。
Methods: 148 cases were randomly allocated to treatment group(98 cases) treated by YKG, and control group(50 cases) treated by compound Indigo Naturalis Capsule(CIC).
方法：采用随机分组对照法，治疗组98例应用银康颗粒剂，对照组50例应用复方青黛胶囊。
Methods: 148 cases were randomly allocated to treatment group(98 cases) treated by YKG, and control group(50 cases) treated by compound Indigo Naturalis Capsule(CIC).
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