1·DESIGN: a randomized single blind controlled observation.
设计：随机单盲对照观察。
2·Methods:this was a randomized, double blind controlled trial.
方法：采用随机双盲对照研究。
3·DESIGN: a completely randomized, double blind controlled trial was conducted.
设计：完全随机双盲实验对照研究。
4·Methods: a randomized double-blind controlled clinical trial (RCT) was conducted.
方法：随机双肓对照临床试验(rct)。
5·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。
6·Objective: To compare the clinical applications of domestic enflurane and imported enflurane by randomly double blind controlled method.
目的：采用大样本随机双盲对照方法对国产和进口安氟醚临床应用进行比较。
7·Double blind controlled trials have shown thatCoQ10 improves symptoms, functional capacity and quality of life in patients with heart failure with no side effects.
双盲控制试验表明辅酶Q10改善心衰患者症状，功能及生活质量且没有副作用。
8·Methods the study groups were treated with compound bifonazole solution and the control group with clotrimazole solution in a double-blind controlled clinical trial.
方法采用双盲对照的方法。试验组为复方联苯苄唑液，对照组为克霉唑癣药水。
9·The review cites seven randomized, double-blind controlled trials of black cohosh for treatment of postmenopausal symptoms, three of which showed benefit from the herb.
这篇综述引用了7个用黑升麻治疗绝经后综合症的随机、双盲对照试验结果。
10·Methods Multi-central randomized blind controlled trials were used, and 180 cases were randomly divided into a rolling needle group and a medication group, 90 cases in each group.
方法：采用多中心随机盲法对照试验，180名患者随机分成滚针组和药物组各90例。