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Estimation of Physical Activity Levels Using Cell Phone Questionnaires: A Comparison With Accelerometry for Evaluation of Between-Subject and Within-Subject Variations

BACKGROUND: Physical activity promotes health and longevity. Further elaboration of the role of physical activity for human health in epidemiological studies on large samples requires accurate methods that are easy to use, cheap, and possible to repeat. The use of telecommunication technologies such...

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Bibliografische gegevens
Hoofdauteurs: Bexelius, Christin, Sandin, Sven, Trolle Lagerros, Ylva, Litton, Jan-Eric, Löf, Marie
Formaat: Artigo
Taal:Inglês
Gepubliceerd in: Gunther Eysenbach 2011
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Online toegang:https://ncbi.nlm.nih.gov/pmc/articles/PMC3222159/
https://ncbi.nlm.nih.gov/pubmed/21946080
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.2196/jmir.1686
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