Take, for example, those 19 million studies on PubMed.Some are gold-standard research: large, randomized, controlled clinical trials or meta-analyses that carefully parse millions of data points.

就拿PubMed上的1900万份研究论文来说，一小部分堪称一流：大型，随机，受控的临床试验和结果的荟萃分析与论文提供的数据相当吻合。

youdao

Take, for example, those 19 million studies on PubMed. Some are gold-standard research: large, randomized, controlled clinical trials or meta-analyses that carefully parse millions of data points.

就拿PubMed上的1900万份研究论文来说，一小部分堪称一流：大型，随机，受控的临床试验和结果的荟萃分析与论文提供的数据相当吻合。

youdao

Good drug administration procedures should ensure the smooth implementation of large - scale multi-center randomized controlled trials and increase their reliability and usefulness.

利用中心随机化系统在药品管理方面的优势，可以确保大样本多中心随机对照试验的顺利实施。

youdao

There have not been any large randomized controlled trials regarding coffee's health benefits, or even to see whether caffeinated or decaf is better for you.

CNN: Coffee good for you, but it's OK to hold back