@article{ref1,
title="Criminal activity, wages earned, and drug use after two years of methadone treatment",
journal="Addictive diseases",
year="1975",
author="Sechrest, D. K. and Dunckley, T. E.",
volume="1",
number="4",
pages="491-512",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0094-0267",
doi="",
url="http://dx.doi.org/"
}