@article{ref1,
title="A tale of three cities: risk taking among intravenous drug users",
journal="NIDA research monograph",
year="1989",
author="Booth, R. and Brewster, J. T. and Koester, S. and Wiebel, W. W. and Fritz, R.",
volume="95",
number="",
pages="378-379",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1046-9516",
doi="",
url="http://dx.doi.org/"
}