@article{ref1,
title="Impalement injuries of the colon and rectum",
journal="Practitioner",
year="1982",
author="Datta, P. K.",
volume="226",
number="1366",
pages="693-696",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0032-6518",
doi="",
url="http://dx.doi.org/"
}