@article{ref1,
title="Tramadol poisoning-associated mortality",
journal="Journal of affective disorders",
year="2019",
author="Nakhaee, Samaneh and Mehrpour, Omid",
volume="255",
number="ePub",
pages="ePub-ePub",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0165-0327",
doi="10.1016/j.jad.2019.04.069",
url="http://dx.doi.org/10.1016/j.jad.2019.04.069"
}