@article{ref1,
title="Five unusual cases of penetrating cardiac injuries",
journal="Injury",
year="1986",
author="Demetriades, Demetrios",
volume="17",
number="1",
pages="41-42",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0020-1383",
doi="",
url="http://dx.doi.org/"
}