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(二)Ⅱ期临床试验:Ⅱ期临床试验又称随机对照临床试验(randomized andControlled clinical trials),是临床药理研究的一个重要阶段,需在临床试验前明确试验目的,作好试验设计。试验结束后,对
(II) Phase II clinical trial: Phase II clinical trial is also called randomized and controlled clinical trials. It is an important stage of clinical pharmacology research. It is necessary to clarify the purpose of the experiment before the clinical trial and make trial design. After the test, yes