A recent review of the Selenium and Vitamin E Cancer Prevention Trial showed long-term, regular use of Vitamin E supplements increase the risk of prostate cancer in healthy men.

最近，一项针对硒和维生素E抗癌试验的报告显示，长期规律服用维生素E补充剂会增加健康男性患前列腺癌的风险。

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Sometimes a phase iv (post-approval) trial is also pursued, where the long-term effects of the drug are monitored on those receiving prescriptions.

有时还有第四阶段，这期间药物的长期效果在接受药物的病人中被监测。

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Rather than commit to a long contract, try to arrange a short-term trial run of a month or two to see if it works for you.

先别签定长期的合约，而要设法安排一两个月的短期试验课程，看看是否适合你再说。

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In a long-term extension trial one-quarter of mipomersen-treated patients had an average liver fat fraction greater than 20%.

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That detention facility, they said, is better equipped to handle long-term pre-trial stays, and has better mental health support.

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The FDA is requiring the company to perform a long-term cardiovascular outcomes trial.

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