@article{ref1,
title="Traffic hazards due to drug addiction",
journal="Deutsche Medizinische Wochenschrift",
year="1971",
author="",
volume="96",
number="23",
pages="1027-1027",
abstract="<p>[Abstract unavailable]  Keywords: Cannabis impaired driving; DUID; Ethanol impaired driving </p> <p>Language: de</p>",
language="de",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}