@article{ref1,
title="Substance use among patients attending an accident and emergency department",
journal="Emergency medicine journal",
year="2007",
author="Patton, Rikki and Smythe, William and Kelsall, Helen and Selemo, Francis B.",
volume="24",
number="2",
pages="146-146",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1472-0205",
doi="10.1136/emj.2006.042200",
url="http://dx.doi.org/10.1136/emj.2006.042200"
}