@article{ref1,
title="Harm reduction and the opioid crisis: emerging policy challenges",
journal="International journal on drug policy",
year="2019",
author="Greer, Alissa and Ritter, Alison",
volume="ePub",
number="ePub",
pages="ePub-ePub",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0955-3959",
doi="10.1016/j.drugpo.2019.05.015",
url="http://dx.doi.org/10.1016/j.drugpo.2019.05.015"
}