@article{ref1,
title="Smoking and suicide",
journal="Journal of affective disorders",
year="1998",
author="Clayton, Paula",
volume="50",
number="1",
pages="1-2",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0165-0327",
doi="",
url="http://dx.doi.org/"
}