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Lunsford Thomas R. MSE CO
JPO Journal of Prosthetics and Orthotics: October 1993
Research: PDF Only


This article is a discussion of the basic concepts and categories of clinical research. Because the current state-of-theart in research is the result of more than 200 years of developments, the essential elements such as interventions, control groups, randomization, blindness, placebo, the Hawthorne effect and informed consent are reviewed.

© 1993 American Academy of Orthotists & Prosthetists