Study Design. A randomized controlled trial.
研究设计：随机对照试验。
Study Design. A systematic review of randomized controlled trials.
研究设计：随机对照试验的系统评价。
Study Design. This study was a prospective, randomized, controlled study.
研究设计：本研究为随机，对照，前瞻性研究。
Study Design. A prospective, randomized controlled trial.
前瞻性的随机对照研究。
Design: a complete randomized grouping design, controlled study.
设计：完全随机分组设计，对照实验。
DESIGN: a non randomized controlled study was conducted.
设计非随机对照研究。
DESIGN: a randomized self controlled study before and after treatment.
设计：随机、治疗前后自身对照研究。
DESIGN: a randomized controlled experimental study based on the experimental animals.
设计：以实验动物为研究对象，随机对照的实验研究。
DESIGN: a completely randomized controlled experimental study based on the experimental animals.
设计：以实验动物为研究对象，完全随机设计，对照实验研究。
DESIGN: a randomized controlled prospective study was conducted.
设计：随机对照的前瞻性研究。
DESIGN: a complete randomized controlled study.
设计：完全随机设计，对照实验研究。
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。
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。
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