BibTex format
@article{Avila-Palencia:2017:10.1136/bmjopen-2016-013542,
author = {Avila-Palencia, I and de, Nazelle A and Cole-Hunter, T and Donaire-Gonzalez, D and Jerrett, M and Rodriguez, DA and Nieuwenhuijsen, MJ},
doi = {10.1136/bmjopen-2016-013542},
journal = {BMJ Open},
title = {The relationship between bicycle commuting and perceived stress: a cross-sectional study},
url = {http://dx.doi.org/10.1136/bmjopen-2016-013542},
volume = {7},
year = {2017}
}