@article{ref1,
title="Functional potential of the methadone-maintenance person",
journal="Alcohol, drugs and driving",
year="1995",
author="Appel, P. W. and Gordon, N. B.",
volume="11",
number="1",
pages="31-37",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0891-7086",
doi="",
url="http://dx.doi.org/"
}