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Validity and repeatability of the EPIC physical activity questionnaire: a validation study using accelerometers as an objective measure

Anne E Cust email, Ben J Smith email, Josephine Chau email, Hidde P van der Ploeg email, Christine M Friedenreich email, Bruce K Armstrong email and Adrian Bauman email

International Journal of Behavioral Nutrition and Physical Activity 2008, 5:33doi:10.1186/1479-5868-5-33

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