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In health care and social science research, many of the variables of interest and outcomes that are important are abstract concepts known as theoretical constructs. Using tests or instruments that are valid and reliable to measure such constructs is a crucial component of research quality.
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Carole L. Kimberlin
University of Nebraska–Lincoln
Almut G. Winterstein
Florida Museum of Natural History
American Journal of Health-System Pharmacy
University of Florida
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Kimberlin et al. (Wed,) studied this question.
synapsesocial.com/papers/69d77e70447a5ff6a2b8a977 — DOI: https://doi.org/10.2146/ajhp070364