@article{ref1,
title="The potential threat of acetyl fentanyl: legal issues, contaminated heroin, and acetyl fentanyl "disguised" as other opioids",
journal="Annals of emergency medicine",
year="2014",
author="Stogner, John M.",
volume="64",
number="6",
pages="637-639",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0196-0644",
doi="10.1016/j.annemergmed.2014.07.017",
url="http://dx.doi.org/10.1016/j.annemergmed.2014.07.017"
}