@article{ref1,
title="Crash risk among older drivers studied",
journal="JAMA journal of the American Medical Association",
year="1999",
author="Voelker, R.",
volume="282",
number="17",
pages="1610-1611",
abstract="Abstract unavailable.",
language="",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}