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controlled trial

联合国, 艾滋病 ensayo controlado comparativo
 英语 词库
controlled trial
医疗的 A type of clinical trial that includes a control arm. The control arm is compared to the experimental treatment arm to determine whether the experimental treatment works. 亦见 clinical trial, control arm, experimental arm
Controlled Trials
: 10 短语, 3 学科
医疗的7
联合国2
食品服务和餐饮1