@article{ref1,
title="Proceedings: V. Traffic medicine. a. Osteoporosis and traffic ability",
journal="Hefte zur Unfallheilkunde",
year="1973",
author="Eichler, J.",
volume="114",
number="",
pages="221-226",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0085-1469",
doi="",
url="http://dx.doi.org/"
}