@article{ref1,
title="Multiple sclerosis, depression, and the risk of suicide",
journal="Neurology",
year="2002",
author="Caine, Eric D. and Schwid, Steven R.",
volume="59",
number="5",
pages="662-663",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-3878",
doi="10.1212/wnl.59.5.662",
url="http://dx.doi.org/10.1212/wnl.59.5.662"
}