@article{ref1,
title="The physician as driver. Safer but also reasonable driving with spikes",
journal="Landarzt",
year="1967",
author="",
volume="43",
number="7",
pages="XXIV-XXVII",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0023-7728",
doi="",
url="http://dx.doi.org/"
}