@article{ref1,
title="Trauma: our permissive killer",
journal="Surgery",
year="1971",
author="Ballinger, W. and Drapanas, T.",
volume="69",
number="2",
pages="157-158",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0039-6060",
doi="",
url="http://dx.doi.org/"
}