BibTex format
@article{Powell:2014:10.1136/bmj.f7661,
author = {Powell, JT and Sweeting, MJ and Thompson, MM and Ashleigh, R and Bell, R and Gomes, M and Greenhalgh, RM and Grieve, R and Heatley, F and Hinchliffe, RJ and Thompson, SG and Ulug, P},
doi = {10.1136/bmj.f7661},
journal = {British Medical Journal},
pages = {1--12},
title = {Endovascular or open repair strategy for ruptured abdominal aortic aneurysm: 30 day outcomes from IMPROVE randomised trial},
url = {http://dx.doi.org/10.1136/bmj.f7661},
volume = {348},
year = {2014}
}