@article{ref1,
title="Traumatic diaphragmatic injuries",
journal="American surgeon",
year="1974",
author="Mullen, J. T.",
volume="40",
number="10",
pages="571-575",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-1348",
doi="",
url="http://dx.doi.org/"
}