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。

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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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So, in fact, this double blind placebo controlled study does not guarantee safety or efficacy because the test leaves far too many questions unanswered.

所以实际上，双盲对照研究并不会保证疗效和安全，因为它留下太多无法回答的问题。

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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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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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Studies that were often double-blind and placebo-controlled.

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