@article{ref1,
title="Risk compensation: the Achilles' heel of innovations in HIV prevention?",
journal="British medical journal: BMJ",
year="2006",
author="Cassell, Michael M. and Halperin, Daniel T. and Shelton, James D. and Stanton, David",
volume="332",
number="7541",
pages="605-607",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0959-8138",
doi="10.1136/bmj.332.7541.605",
url="http://dx.doi.org/10.1136/bmj.332.7541.605"
}