@article{Giles-Corti2009,
author = {Giles-Corti, B. and Kelty, S.F. and Zubrick, S.R. and Villanueva, K.P.},
title= {Encouraging walking for transport and physical activity in children and adolescents: How important is the built environment?},
year = {2009},
doi = {10.2165/11319620-000000000-00000},
journal = {Sports Medicine },
volume = {39},
number = {12},
pages = {995--1009},
}