@article{ref1,
title="Driver's license restrictions: approach with caution",
journal="Geriatrics",
year="1989",
author="Butler, R. N.",
volume="44",
number="12",
pages="11-11",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0016-867X",
doi="",
url="http://dx.doi.org/"
}