@article{ref1,
title="Learning from uncommon events: comment on Degenhardt et al. 2005",
journal="Addiction",
year="2005",
author="Jaffe, Jerome H.",
volume="100",
number="7",
pages="921-2; discussion 930",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0965-2140",
doi="10.1111/j.1360-0443.2005.01147.x",
url="http://dx.doi.org/10.1111/j.1360-0443.2005.01147.x"
}