@article{ref1,
title="Substance-induced psychosis",
journal="British journal of psychiatry",
year="1996",
author="Cohen, S. I.",
volume="168",
number="5",
pages="651-652",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1250",
doi="",
url="http://dx.doi.org/"
}