Methods A randomized double-blind parallel controlled clinical trial was conducted.
方法本研究采用随机、双盲、平行对照的临床研究方法。
Methods: a randomized double-blind controlled clinical trial (RCT) was conducted.
方法：随机双肓对照临床试验(rct)。
Methods: A randomized and double-blind controlled clinical trial was conducted for smoking cessation.
方法：采用随机、双盲、安慰剂平行对照研究。
Methods It is a randomized double-blind parallel controlled multiple-centered clinical study design. The inpatients 161 cases who accorded program and needed parental nutrition enter this study.
方法本研究为随机双盲、平行对照、多中心实验设计，符合研究方案、需要肠外营养的住院病人161例进入本研究。
Methods: a multicenter, randomized, double blind, and placebo controlled clinical study was performed.
方法本次为一中心，随机，双盲，安慰剂对照临床观察。
These patients had acne vulgaris ranging from mild to severe and were a subgroup of patients from phase 3, randomized, double-blind, vehicle-controlled, multicenter clinical trials.
这些患者有轻到重度痤疮，是基质对照随机双盲多中心3期临床试验的一个亚组。
METHODS: It was a randomized, double blind, double model, parallel controlled clinical trial.
方法：采用随机、双盲双模拟、平行对照方法。
METHODS: A prospective multi-center, randomized , double blind, controlled clinical trial of serrapeptase enteric-coated tablets was conducted.
方法：用前瞻性随机双盲双模拟对照多中心试验设计，以进口舍雷肽酶肠溶片为阳性对照药。
Randomized, there are placebo-controlled, double-blind, multi-center clinical trials to prove efficacy is a reliable method.
随机分组、有安慰剂对照、双盲、多中心的临床试验，才是证明疗效的可靠方法。
Methods This is a randomized, double blind, double-dummy, multi-center, parallel positive controlled clinical study.
方法用随机化、双盲、双模拟、多中心、阳性药平行对照研究方法。
METHODS: a randomized, double-blind, controlled and dosage-adjusted clinical trial was conducted.
方法：采用随机、双盲、对照、剂量可调整性研究。
METHODS: a randomized, double-blind, controlled and dosage-adjusted clinical trial was conducted.
方法：采用随机、双盲、对照、剂量可调整性研究。
应用推荐