translation.en: Now, in order for a clinical trial to be considered ethically acceptable, participants must be given the relevant information in a way in which they can understand, and must freely consent to participate in the trial.
translation.zh: 时至今日，为了让临床实验 在道德上容易被接受 参与者必须有权获得相关的资料 而且是他们可以理解的 必须专重参加者的参与自由。