@article{ref1,
title="A critical review of 83 penetrating abdominal visceral injuries",
journal="Military medicine",
year="1972",
author="Getzen, L. C. and Simmons, R. D. and Kendall, L. W.",
volume="137",
number="5",
pages="173-180",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-4075",
doi="",
url="http://dx.doi.org/"
}