@article{ref1,
title="Opioids and automobile driving",
journal="Ugeskrift for Laeger",
year="2007",
author="Henriksen, Hans",
volume="169",
number="50",
pages="4373; author reply 4373-4373; author reply 4373",
abstract="<p>[Abstract unavailable]</p> <p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}