A 24 week multicentre, double-blind, randomized, placebo-controlled trial.

24周的多中心，随机，双盲，安慰剂对照试验。

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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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New hope for hundreds of thousands of people suffering from chronic sciatica was revealed this week in a Phase II randomized, double-blind, placebo-controlled trial.

本周在一项II期随机、双盲、安慰剂对照试验中揭晓了几十万慢性坐骨神经痛患者的治疗新希望。

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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.

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