...实的，不能回答是让提问者认为最糟糕的结果（因此第五修正案保护被迫验证自己）科学家药品检验双盲研究（double-blind studies）其中他们不知道谁得到了药品，谁得到了安慰剂，他们因为同样的原因需要对书稿进行匿名评审。
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Researchers conducted double-blind studies with children and determined that genetics have a much greater influence on hyperactive dispositions than a sweet-tooth diet.
研究人员进行了双盲的比对实验，结果表明基因对多动的影响比吃糖大多了。
But it turns out there are some small but well-conducted double-blind studies demonstrating significant reductions in migraines in people taking one of these supplements.
但结果是有虽然小但是反映良好的双盲测试证明吃任意一种营养品的人，偏头痛症状确实有明显减轻。
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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