one purpose of RCT design is to eliminate patient report bias
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送交者: blackbox 于 2007-01-26, 11:01:39:
回答: one disadvantage of placebo-controlled double blind clincial trial? 由 HunHunSheng 于 2007-01-26, 10:27:13:
although occasionally subjects know what drug they are taking, specially when the effect of treatment drug is obvious
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