@article{Schipperijn_2017,
title={Access to parks and physical activity: An eight country comparison},
volume={27},
ISSN={1618-8667},
url={http://dx.doi.org/10.1016/j.ufug.2017.08.010},
DOI={10.1016/j.ufug.2017.08.010},
journal={Urban Forestry & Urban Greening},
publisher={Elsevier BV},
author={Schipperijn,
Jasper and Cerin,
Ester and Adams,
Marc A and Reis,
Rodrigo and Smith,
Graham and Cain,
Kelli and Christiansen,
Lars B and Dyck,
Delfien van and Gidlow,
Christopher and Frank,
Lawrence D and Mitáš,
Josef and Pratt,
Michael and Salvo,
Deborah and Schofield,
Grant and Sallis,
James F},
year={2017},
month=oct,
pages={253–263} }