@article{ref1,
title="Effects of drug misuse in traffic",
journal="Offentliche Gesundheitswesen",
year="1971",
author="Hauck, G. and Spann, W.",
volume="33",
number="9",
pages="555-558",
abstract="<p>[Abstract unavailable]  Keywords: Cannabis impaired driving; DUID; Ethanol impaired driving </p> <p>Language: de</p>",
language="de",
issn="0029-8573",
doi="",
url="http://dx.doi.org/"
}