对于医学研究人员也是同样情形。他们招募志愿者参加临床试验，主要是将新药物首次使用于人体的第一阶段试验。

The same is true of medical researchers recruiting volunteers for clinical trials, especially those known as phase I trials, in which a new drug is tested on people for the first time.

youdao

对于医学研究人员也是同样情形。他们招募志愿者参加临床试验，主要是将新药物首次使用于人体的第一阶段试验。

The same is true of medical researchers recruiting volunteers for clinical trials, especially those known as phase I trials, in which a new drug is tested on people for the first time.

youdao