@article{ref1,
title="Opioids and dose-related deaths-association or causation? - Reply",
journal="Archives of internal medicine",
year="2011",
author="Gomes, T. and Mamdani, M.M. and Dhalla, I.A. and Paterson, J.M. and Juurlink, D.N.",
volume="171",
number="18",
pages="1688-1689",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-9926",
doi="10.1001/archinternmed.2011.453",
url="http://dx.doi.org/10.1001/archinternmed.2011.453"
}