BibTex format
@article{Sodergren:2009:10.1007/s10339-009-0313-8,
author = {Sodergren, MH and Orihuela-Espina, F and Clark, J and Darzi, A and Yang, GZ},
doi = {10.1007/s10339-009-0313-8},
journal = {COGNITIVE PROCESSING},
pages = {S307--S311},
title = {A model to characterise re-orientation strategies in natural orifice translumenal endoscopic surgery},
url = {http://dx.doi.org/10.1007/s10339-009-0313-8},
volume = {10},
year = {2009}
}