@article{ref1,
title="Unusual foreign bodies in the urethra or bladder",
journal="Zeitschrift für Urologie",
year="1958",
author="Strauss, W.",
volume="51",
number="6",
pages="368-369",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0863-0267",
doi="",
url="http://dx.doi.org/"
}