@article{ref1,
title="Human effects: an overview",
journal="NIDA research monograph",
year="1980",
author="Jones, R. T.",
volume="31",
number="",
pages="54-80",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1046-9516",
doi="",
url="http://dx.doi.org/"
}