Study Design. A randomized controlled trial.
研究设计：随机对照试验。
Design: This was a randomized, controlled, crossover trial.
设计：这是一项随机对照的交叉试验。
DESIGN: a completely randomized, double blind controlled trial was conducted.
设计：完全随机双盲实验对照研究。
Study Design. A prospective, randomized controlled trial.
前瞻性的随机对照研究。
Methods:this was a randomized, double blind controlled trial.
方法：采用随机双盲对照研究。
Design: a complete randomized design and controlled trial.
设计：完全随机设计，对照实验。
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。
The data are from an extension study of a randomized, double-blind, placebo-controlled trial.
这些数据来自一个随机、双盲、安慰剂对照试验、根据研究。
A Randomized, Controlled Trial of Total Knee Replacement.
全膝关节置换术的随机对照试验。
A Randomized, Controlled Trial of Total Knee Replacement.
全膝关节置换术的随机对照试验。
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