@article{ref1,
title="Cardiological changes and car driving",
journal="British medical journal: BMJ",
year="1973",
author="Matthews, Gerald",
volume="2",
number="5869",
pages="779-780",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}