Measures of Physical Activity Using Cell Phones: Validation Using Criterion Methods

BACKGROUND: Physical activity is associated with reduced risks of many chronic diseases. Data collected on physical activity in large epidemiological studies is often based on paper questionnaires. The validity of these questionnaires is debated, and more effective methods are needed. OBJECTIVE: Thi...

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Библиографические подробности
Главные авторы: Bexelius, Christin, Löf, Marie, Sandin, Sven, Trolle Lagerros, Ylva, Forsum, Elisabet, Litton, Jan-Eric
Формат: Artigo
Язык:Inglês
Опубликовано: Gunther Eysenbach 2010
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Original Paper
Online-ссылка:https://ncbi.nlm.nih.gov/pmc/articles/PMC2821583/
https://ncbi.nlm.nih.gov/pubmed/20118036
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.2196/jmir.1298
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