@article{ref1,
title="Bowel perforation due to non-penetrating abdominal trauma",
journal="American journal of surgery",
year="1954",
author="Bradley, R. L. and Cook, J. M.",
volume="88",
number="4",
pages="564-567",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-9610",
doi="",
url="http://dx.doi.org/"
}