@article{ref1,
title="Effect of two hypnotic drugs on actual driving performance next morning",
journal="British medical journal (clinical research edition)",
year="1982",
author="Betts, T. A. and Birtle, J.",
volume="285",
number="6345",
pages="852-852",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0267-0623",
doi="",
url="http://dx.doi.org/"
}