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.
第一阶段人体临床试验将于明年初春开始。
The first phase of human clinical trials will start early spring next year.
第一阶段人体临床试验将于明年初春开始。
The first phase of human clinical trials will start early spring next year.
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