BibTex format
@article{Cowling:2013:10.1136/bmj.f7035,
author = {Cowling, TE and Ramzan, F and Majeed, A and Gnani, S},
doi = {10.1136/bmj.f7035},
journal = {BMJ},
title = {Attendances at Charing Cross and Hammersmith Hospitals’ urgent care centres, 2009-12},
url = {http://dx.doi.org/10.1136/bmj.f7035},
volume = {347},
year = {2013}
}