Definition
Trial comparing active treatment against placebo.
实验组与安慰剂组对照的试验设计。
Common collocations
Example from literature
Patients were randomized to active drug or placebo-controlled arm.
患者随机分入活性药或安慰剂对照组。
Trial comparing active treatment against placebo.
实验组与安慰剂组对照的试验设计。
Patients were randomized to active drug or placebo-controlled arm.
患者随机分入活性药或安慰剂对照组。