@article{ref1,
title="Joy in driving is often clouded in the aged",
journal="Fortschritte der Medizin",
year="1998",
author="Buchholtz, Uwe",
volume="116",
number="4",
pages="41-42",
abstract="Abstract unavailable.",
language="",
issn="0015-8178",
doi="",
url="http://dx.doi.org/"
}