公正见证人 Impartial Witness

　　公正见证人：指与临床试验无关，不受临床试验相关人员不公正影响的个人，在受试者或者其监护人无阅读能力时，作为公正的见证人，阅读知情同意书和其他书面资料，并见证知情同意。¹⁾

　　Impartial Witness：A person, who is independent of the trial, who cannot be unfairly influenced by people involved with the trial, who attends the informed consent process if the subject or the subject’s legally acceptable representative cannot read, and who reads the informed consent form and any other written information supplied to the subject.²⁾