@article{ref1,
title="Penetrating cardiac injury: the nail gun, a potentially dangerous tool",
journal="Canadian journal of surgery",
year="2008",
author="Guo, L. Ray and Myers, M. Lee",
volume="51",
number="1",
pages="E7-8",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0008-428X",
doi="",
url="http://dx.doi.org/"
}