@article{ref1,
title="Impairment of traffic safety by drugs",
journal="Deutsches Arzteblatt (Ausg. A)",
year="1974",
author="",
volume="71",
number="47",
pages="3374-3376",
abstract="KEYWORDS: Cannabis impaired driving; DUID; Ethanol impaired driving<p /> <p>Language: de</p>",
language="de",
issn="0012-1207",
doi="",
url="http://dx.doi.org/"
}