Two randomized controlled trials (RCTs), one before-and-after study and two retrospective reports on clinical efficacy and safety were retrieved, together with 18 pharmacokinetic studies.

检索到与临床功效和安全性相关的两个随机对照试验(rct)、一个前后对照研究、两个回顾性报告，以及18个药物动力学研究。

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There have been some misconceptions around the application of EBM and that it is synonymous with randomized controlled trials (RCTs) or based purely on levels of evidence.

人们对于循证医学的应用有些误解，经常把它同随机对照实验相混淆，或者理解为纯粹基于证据的等级。

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We included 13 randomized controlled trials (RCTs) in the review, which enrolled 5824 participants.

此文献回顾纳入了13个随机对照试验，共纳入5824位受试者。

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Medical research commonly employs three kinds of study designs: observational studies, randomized controlled trials (RCTs), and metaanalyses.

FORBES: Clinical Trial Advice For Investors From Two Pros