BibTex format
@article{Patel:2012:10.1016/j.ijsu.2012.06.211,
author = {Patel, R and Clancy, R and Spencer, R and Penney, N and Cave, R and Osborne, A and Wong, C},
doi = {10.1016/j.ijsu.2012.06.211},
journal = {International Journal of Surgery},
pages = {S40--S40},
title = {Single incision compared to standard laparoscopic cholecystectomy},
url = {http://dx.doi.org/10.1016/j.ijsu.2012.06.211},
volume = {10},
year = {2012}
}