@article{ref1,
title="Amphetamine abuse",
journal="JAMA journal of the American Medical Association",
year="1975",
author="Cohen, S.",
volume="231",
number="4",
pages="414-415",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}