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Reliability and Validity of an Internet-based Questionnaire Measuring Lifetime Physical Activity

Lifetime exposure to physical activity is an important construct for evaluating associations between physical activity and disease outcomes, given the long induction periods in many chronic diseases. The authors' objective in this study was to evaluate the measurement properties of the Lifetime...

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Detalles Bibliográficos
Autores principales: De Vera, Mary A., Ratzlaff, Charles, Doerfling, Paul, Kopec, Jacek
Formato: Texto
Lenguaje:English
Publicado: Oxford University Press 2010
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2970783/
https://www.ncbi.nlm.nih.gov/pubmed/20876666
http://dx.doi.org/10.1093/aje/kwq273