Methods A random, double blind, and placebo control study was conducted.

方法采用随机双盲、安慰剂平行对照研究。

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Method: Take the method of random, double blindness and placebo control for research.

方法：采用随机、双盲、安慰剂对照的方法进行研究。

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DESIGN: Randomized, single blind and placebo control prospective study based on patients.

设计：以患者为研究对象，随机、单盲、安慰剂对照的前瞻性研究。

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So, you didn't know at the beginning, you knew you were enrolled in the trial, they gave you a shot, you didn't know whether you were part of the real group that got the test vaccine or the placebo group that got the control; turned out that Bonnie was part of the control group.

一开始你可能不清楚全过程,你只知道你参与了一项试验,他们给你打了一针,你不知道你是属于接种了,试验疫苗的真实试验组,还是属于被注射了安慰剂的空白对照组,结果显示,邦妮属于对照组

耶鲁公开课 - 生物医学工程探索课程节选

E, the second another (as yet unannounced) compound suspected of having anti-Alzheimer's properties, and the third an inert placebo as a control.

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The curcumin arthritis studies have a major flaw: Neither included a placebo, or control group, says rheumatologist David Felson, who directs an arthritis research team at Boston University School of Medicine.

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One such, carried out in the British city of Durham, was controversial in that it was funded by a maker of children's omega-3 supplements and did not include a control group being given a placebo.

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