@article{ref1,
title="Cannabis use and crash risk in drivers",
journal="Addiction",
year="2017",
author="Li, Guohua and Dimaggio, Charles J. and Brady, Joanne E.",
volume="112",
number="7",
pages="1315-1315",
abstract="<p>[Abstract unavailable]  Keywords: Cannabis impaired driving </p> <p>Language: en</p>",
language="en",
issn="0965-2140",
doi="10.1111/add.13777",
url="http://dx.doi.org/10.1111/add.13777"
}