@article{ref1,
title="How should we respond to cannabis-impaired driving?",
journal="Drug and alcohol review",
year="2018",
author="Hall, Wayne",
volume="37",
number="1",
pages="3-5",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0959-5236",
doi="10.1111/dar.12651",
url="http://dx.doi.org/10.1111/dar.12651"
}