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。

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The review included only double-blind randomised controlled trials, which are the best type of study for finding out the effects of a treatment.

这份研究只包含了双盲随机控制实验，这是找寻治疗效果最好的研究方式。

youdao

The approval was based on data from 2 prospective, randomized, double-blind placebo-controlled clinical studies.

这次批准的依据是2次前瞻性随机双盲安慰剂控制对照临床研究的数据。

youdao

It is because the government-funded trial was a placebo-controlled, double-blind, randomized controlled trial.

FORBES

Dr. Hartwell, who wasn't involved in the study, said social-network trials aren't likely to replace conventional randomized, double-blinded, placebo-controlled trials, the gold-standard for generating medical evidence.

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The randomized, double-blind, placebo-controlled, multi-center trial enrolled 51 patients age 12 to 53 years, including 7 patients age 12 to 16 years, who were maintaining a regimen of maximally-tolerated lipid lowering medications.

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