In a double-blind trial, there were some improvements.
在一个双盲测试中，有了一些进步。
Sheldon:How could there be a double-blind study? Who would be the control group?
怎么可能有双盲研究?谁来当认证结果?。
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 answer is the "gold standard" double blind, placebo controlled study.
答案是“金标准”，双盲，安慰剂对照研究。
Methods: Randomized double blind study was employed.
方法：随机双盲对照临床研究。
Methods A random, double blind, and placebo control study was conducted.
方法采用随机双盲、安慰剂平行对照研究。
DESIGN: a completely randomized, double blind controlled trial was conducted.
设计：完全随机双盲实验对照研究。
Methods:this was a randomized, double blind controlled trial.
方法：采用随机双盲对照研究。
DESIGN: Randomized and double blind observation.
设计：随机双盲法观察。
METHODS: The trial design was randomized, double blind, double modeling and multiple center.
方法：采用随机、对照、双盲、双模拟、多中心试验设计方法。
Methods The random clinical study with double blind was used.
方法采取随机双盲对照临床研究。
DESIGN: Randomly double blind and control experiment.
设计：随机双盲对照实验。
Methods: Random, double blind and double central prospective study was adopted.
方法：采用随机、双盲、双中心前瞻性研究。
Methods a randomized, double blind study was performed.
方法采用随机、双盲研究方法。
METHODS: The double blind and random method was used.
方法：随机双盲双模拟对照试验。
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。
Methods The random and double blind method was used.
方法采用随机双盲方法。
DESIGN: Double blind, randomized controlled study.
设计：本研究采用双盲、随机、对照方法。
Double blind was used in the experiment.
整个实验采用双盲法。
Double blind test was used in whole experiment.
整个实验采用双盲法。
METHODS: The double blind method was selected.
方法：随机双盲对照临床研究。
METHODS: The double blind method was selected.
方法：随机双盲对照临床研究。
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