@article{ref1,
title="Rare rectal injuries caused by foreign bodies",
journal="Langenbecks archiv fur klinische chirurgie",
year="1955",
author="Hyden, H. and Kole, W.",
volume="191",
number="2",
pages="251-255",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0174-4542",
doi="",
url="http://dx.doi.org/"
}