@article{ref1,
title="Evolution of American attitudes toward substance abuse",
journal="Annals of the New York Academy of Sciences",
year="1989",
author="Musto, D. F.",
volume="562",
number="",
pages="3-7",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0077-8923",
doi="",
url="http://dx.doi.org/"
}