We needed new medi-innovations, like three phase trials and randomized controlled experiments, and regulatory bodies, like the FDA, to separate out the fake cures from the real thing.
我们需要新的医疗创新， 如三阶段试验和随机对照实验， 以及监管机构，如 FDA， 将假药与真药分开。
Randomized experiment
原声例句
TED演讲（视频版） 2021年10月合集
英语百科
Randomized experiment
![Flowchart of four phases (enrollment, intervention allocation, follow-up, and data analysis) of a parallel randomized trial of two groups, modified from the CONSORT 2010 Statement[1]](/uploads/202502/06/Flowchart_of_Phases_of_Parallel_Randomized_Trial_-_Modified_from_CONSORT_20100532.png)
In science, randomized experiments are the experiments that allow the greatest reliability and validity of statistical estimates of treatment effects. Randomization-based inference is especially important in experimental design and in survey sampling.
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