@article{ref1,
title="The difficult patient",
journal="Current surgery",
year="2004",
author="Bui, A.",
volume="61",
number="2",
pages="178-179",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0149-7944",
doi="10.1016/j.cursur.2003.11.001",
url="http://dx.doi.org/10.1016/j.cursur.2003.11.001"
}