DAUNT 发表于 2025-3-25 06:21:49

Mostly about Clinical Trials,are the value of a drug versus a placebo. A placebo is an inert substance that looks like the drug being tested. It may compare a new therapy versus a currently standard therapy. It may compare surgical versus medical intervention. It may also compare two methods of teaching reading, two methods of

interior 发表于 2025-3-25 11:33:29

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开始没有 发表于 2025-3-25 14:44:34

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geometrician 发表于 2025-3-25 20:39:12

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无思维能力 发表于 2025-3-26 00:20:22

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Blemish 发表于 2025-3-26 06:40:36

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查看完整版本: Titlebook: Biostatistics and Epidemiology; A Primer for Health Sylvia Wassertheil-Smoller Textbook 19901st edition Springer Science+Business Media Ne