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試卷名稱：114年 - 114 國立中山大學_學士後醫學系招生考試試題：英文#126246
年份：114年
科目：學士後西醫-英文
3. The phrase "double-blind study" in medical research means the fact that ____
(A) only the researchers know which patients received treatment.
(B) neither the patients nor the researchers know who received the treatment.
(C) patients know whether they received the treatment, but the researchers do not.
(D) the study is conducted without a placebo group.