Study Characteristics of Drug Trials Registered in ClinicalTrials.gov.
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资源简介：
Abbreviations: IQR, interquartile range.aApplies to 312 trials with an active or placebo control.bApplies to 297 trials that were randomized.cSample size data available for 511 trials.dStudy length available for 423 trials.
创建时间：
2015-12-02
