@article{ref1,
title="Smoking and drinking go hand in hand",
journal="Current drug abuse reviews",
year="2008",
author="Verster, Joris Cornelis",
volume="1",
number="2",
pages="112-113",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1874-4737",
doi="",
url="http://dx.doi.org/"
}