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Sample size justification in phase III/IV clinical trials.
Richardson D, Leurgans S. Sample size justification in phase III/IV clinical trials. Neuroepidemiology. 1998; 17(2):63-6.
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PubMed
subject areas
Clinical Trials, Phase III as Topic
Clinical Trials, Phase IV as Topic
Epidemiologic Studies
Humans
Research Design
Sample Size
authors with profiles
Sue E Leurgans
Sample size justification in phase III/IV clinical trials.