We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBidirectional cross-sectional and prospective associations between physical activity and body composition in adolescence: Birth cohort study.AuthorsHallal, PedroC.; Reichert, FelipeF.; Ekelund, Ulf; Dumith, SamuelC.; Menezes, AnaM.; Victora, CesarG.; Wells, JonathanPublicationJournal of Sports Sciences, 2012, Vol 30, Issue 2, p183ISSN0264-0414Publication typearticleDOI10.1080/02640414.2011.631570