The review included only double-blind randomised controlled trials, which are the best type of study for finding out the effects of a treatment.
这份研究只包含了双盲随机控制实验,这是找寻治疗效果最好的研究方式。
We did not restrict to randomised controlled trials (RCTs).
不限制是否为随机对照试验。
There is an urgent need for further large randomised controlled trials with long-term follow-up.
急需进一步有长期追踪的随机对照试验。
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