DESIGN:A randomized grouping and placebo controlled trial.

设计：采用随机分组、安慰剂对照实验研究。

youdao

It was a placebo controlled trial. And it shows this benefit.

这是一个安慰剂对照的试验，得到获益的结果。

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Methods: a randomized, doubled-blind and placebo controlled trial was conducted.

采用随机、双盲、安慰剂对照的试验方法。

youdao

If the drug is approved, it may make it difficult to conduct that placebo-controlled trial.

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And in a study published last year, researchers in Australia showed in a double-blind, placebo-controlled trial that subjects with suspected gluten sensitivity had substantially fewer symptoms on a gluten-free diet than control subjects who unknowingly ingested gluten.

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

FORBES