BibTex format
@article{Markar:2017:10.1136/gutjnl-2015-311237,
author = {Markar, S and Mackenzie, H and Ni, Z and Huddy, J and Askari, A and Faiz, O and Griffin, M and Lovat, L and Hanna, GB},
doi = {10.1136/gutjnl-2015-311237},
journal = {Gut},
pages = {79--85},
title = {The influence of procedural volume and proficiency gain on mortality from upper GI endoscopic mucosal resection},
url = {http://dx.doi.org/10.1136/gutjnl-2015-311237},
volume = {67},
year = {2017}
}