
Designing Clinical Research,

Designing Clinical Research: Hulley, Stephen B., Cummings, Steven R., Browner, Warren S., M.D., Grady, Deborah G., M.D., Newman, Thomas B., M.D.: ,
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An overview of clinical research: the lay of the land - The Lancet,

Sample Size Calculations in Clinical Research, Second Edition (Chapman & Hall/CRC Biostatistics Series): 9781584889823: Medicine & Health Science ,

Sample Size Calculations in Clinical Research, Second Edition (Chapman & Hall/CRC Biostatistics Series)