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An epidemiological study design which shows the differences between observation and int… | Nursing study guide, Middle school science experiments, Scientific method
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Designing Clinical Research: An Epidemiologic Approach by Hulley, Stephen B., Cummings, Steven R., Browner, Warren S., (2006) Paperback: Amazon.com: Books
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Designing Clinical Research: An Epidemiologic Approach: Cummings, Steven R., Browner, Warren S., M.D., Grady, Deborah G., M.D., Hearst, Norman, Newman, Thomas B., M.D., Hulley, Stephen B., Hulley, Stephen B.: 9780781722186: Amazon.com: Books
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