BibTex format
@article{Burns:2013:10.1002/bjs.9264,
author = {Burns, EM and Bottle, A and Almoudaris, AM and Mamidanna, R and Aylin, P and Darzi, A and Nicholls, RJ and Faiz, OD},
doi = {10.1002/bjs.9264},
journal = {BRITISH JOURNAL OF SURGERY},
pages = {1531--U1538},
title = {Hierarchical multilevel analysis of increased caseload volume and postoperative outcome after elective colorectal surgery},
url = {http://dx.doi.org/10.1002/bjs.9264},
volume = {100},
year = {2013}
}