@article{ref1,
title="Estimates of economic gain from addiction treatment are only as good as the data: comments on McCollister & French",
journal="Addiction",
year="2004",
author="Roman, John and Howell, Embry M.",
volume="99",
number="1",
pages="131-131",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0965-2140",
doi="",
url="http://dx.doi.org/"
}