BibTex format
@article{Leong:2008:10.1136/bmj.a683,
author = {Leong, JJ and Kinross, J and Taylor, D and Purkayastha, S},
doi = {10.1136/bmj.a683},
journal = {BMJ-BRITISH MEDICAL JOURNAL},
title = {International conferences - Surgeons have held conferences in Second Life},
url = {http://dx.doi.org/10.1136/bmj.a683},
volume = {337},
year = {2008}
}