@article{ref1,
title="Driving fitness in internal medical diseases",
journal="Zeitschrift fur Unfallmedizin und Berufskrankheiten",
year="1966",
author="Siegenthaler, W.",
volume="59",
number="2",
pages="155-169",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0044-3603",
doi="",
url="http://dx.doi.org/"
}