Advancing science and policy through a coordinated international study of physical activity and built environments: IPEN adult methods.
Kerr J, Sallis JF, Owen N, De Bourdeaudhuij I, Cerin E, Sugiyama T, Reis R, Sarmiento O, Frömel K, Mitás J, Troelsen J, Christiansen LB, Macfarlane D, Salvo D, Schofield G, Badland H, Guillen-Grima F, Aguinaga-Ontoso I, Davey R, Bauman A, Saelens B, Riddoch C, Ainsworth B, Pratt M, Schmidt T, Frank L, Adams M, Conway T, Cain K, Van Dyck D, Bracy N.
Kerr J, et al. Among authors: troelsen j.
J Phys Act Health. 2013 May;10(4):581-601. doi: 10.1123/jpah.10.4.581. Epub 2012 Sep 11.
J Phys Act Health. 2013.
PMID: 22975776