@article{ref1,
title="Effects of zolpidem and temazepam on driving ability",
journal="Sleep Medicine",
year="2004",
author="Volkerts, E. R. and Verster, Joris Cornelis",
volume="5",
number="6",
pages="609-10; author reply 611",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1389-9457",
doi="10.1016/j.sleep.2004.07.004",
url="http://dx.doi.org/10.1016/j.sleep.2004.07.004"
}