a randomized control clinical trial 临床随机对照研究
randomized doubled-blind placebo-control clinical trial 随机双盲安慰剂对照临床研究
METHODS: a multi center randomized control clinical trial was used.
方法:本次临床试验采用多中心、随机、对照研究。
METHODS: The parallel double blind randomized control clinical trial was used.
方法:采用平行双盲随机对照研究。
Methods: 112 cases of type 2 diabetic nephropathy were divided into two groups, involved in a randomized control clinical trial.
方法:112例2型糖尿病性肾病患者随机分为①对照组:仅用包括降糖疗法的一般糖尿病性肾病治疗方法;
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