种植,培养 发表于 2025-3-30 10:13:44
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http://reply.papertrans.cn/32/3176/317541/317541_53.pngCODA 发表于 2025-3-30 22:38:32
Clinical Research Center-Based Investigations and Evidence-Based MedicineM) (.). The ultimate in the hierarchy of evidence in EBM is the randomized controlled clinical trial (RCT). Unfortunately, the .-of-1 RCT, ideal for evaluating the effectiveness of interventions in the individual patient, is rarely feasible or if feasible, is rarely conducted.