BibTex format
@article{Chana:2017:10.1136/bmjopen-2016-014484,
author = {Chana, P and Joy, M and Casey, N and Chang, D and Burns, EM and Arora, S and Darzi, AW and Faiz, OD and Peden, CJ},
doi = {10.1136/bmjopen-2016-014484},
journal = {BMJ Open},
title = {Cohort analysis of outcomes in 69 490 emergency general surgical admissions across an international benchmarking collaborative},
url = {http://dx.doi.org/10.1136/bmjopen-2016-014484},
volume = {7},
year = {2017}
}