@article{ref1,
title="Medical tasks in traffic medicine",
journal="Archiv fur Klinische und Experimentelle Ohren- Nasen- und Kehlkopfheilkunde",
year="1971",
author="Spann, W.",
volume="199",
number="2",
pages="423-432",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0003-9195",
doi="",
url="http://dx.doi.org/"
}