@article{ref1,
title="Two cases of addiction to heroin by smoking",
journal="Medicine, science, and the law",
year="1964",
author="Bartholomew, A. A. and Bruce, D. W.",
volume="4",
number="2",
pages="108-111",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-8024",
doi="",
url="http://dx.doi.org/"
}