@article{ref1,
title="The problem of tumor formation by trauma",
journal="Zeitschrift für Laryngologie, Rhinologie, Otologie und ihre Grenzgebiete",
year="1957",
author="Maurer, R.",
volume="36",
number="1",
pages="47-50",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-3018",
doi="",
url="http://dx.doi.org/"
}