年轻男人的PS A筛查是否真的有益，几年后才能知道，会有两个研究这个的大型临床试验报告数据。
Whether there really is a measurable benefit from PSA screening for younger men won't be known for a few more years, after data from two major clinical trials studying the test are reported.
研究队伍用美国的《自由信息法》得到了四种药物的三十五份未出版的临床试验报告。
The team used an American law, the Freedom of Information Act, to get unpublished reports on thirty-five clinical trials of four drugs.
此结论可能因不一致的研究设计和不一致的试验报告结果而被大大地扭曲。
This conclusion could be greatly skewed by the inconsistencies in study designs and inconsistencies in reporting trial results.
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