@article{ref1,
title="Khat on a hot tin roof. Catha Edulis intoxication",
journal="North Carolina medical journal",
year="1995",
author="Mack, R. B.",
volume="56",
number="2",
pages="112-114",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0029-2559",
doi="",
url="http://dx.doi.org/"
}