@article{ref1,
title="Effects of passive exposure to marijuana smoke",
journal="NIDA research monograph",
year="1987",
author="Cone, E. J. and Roache, John D. and Johnson, R. E.",
volume="76",
number="",
pages="150-156",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1046-9516",
doi="",
url="http://dx.doi.org/"
}