@article{ref1,
title="Marijuana, memory, and perception",
journal="American journal of psychiatry",
year="1971",
author="Dornbush, R. L. and Fink, Matthias and Freedman, Alfred M.",
volume="128",
number="2",
pages="194-197",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0002-953X",
doi="",
url="http://dx.doi.org/"
}