@article{ref1,
title="Predicting survival after a bullet injury to the brain: the death equations",
journal="Surgical forum",
year="1976",
author="Calica, A. and Crockard, H. A. and Mullan, S.",
volume="27",
number="62",
pages="470-471",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0071-8041",
doi="",
url="http://dx.doi.org/"
}