@article{ref1,
title="Marijuana and adverse psychotic reactions. Evaluation of different factors involved",
journal="Bulletin on narcotics",
year="1971",
author="Chopra, G. S.",
volume="23",
number="3",
pages="15-22",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-523X",
doi="",
url="http://dx.doi.org/"
}