@article{ref1,
title="Thallium-contaminated heroin",
journal="Annals of internal medicine",
year="1996",
author="Questel, Frank and Dugarin, J. and Dally, Sylvain",
volume="124",
number="6",
pages="616-616",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-4819",
doi="",
url="http://dx.doi.org/"
}