@article{ref1,
title="Methamphetamine use and methadone maintenance treatment: An emerging problem in the drug addiction treatment network in Iran",
journal="International journal on drug policy",
year="2013",
author="Shariatirad, Schwann and Maarefvand, Masoomeh and Ekhtiari, Hamed",
volume="24",
number="6",
pages="e115-6",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0955-3959",
doi="10.1016/j.drugpo.2013.05.003",
url="http://dx.doi.org/10.1016/j.drugpo.2013.05.003"
}