@article{ref1,
title="Varenicline does not appear to increase risk of suicide or depression",
journal="Journal of clinical outcomes management",
year="2009",
author="Bitton, A.",
volume="16",
number="11",
pages="499-500",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1079-6533",
doi="",
url="http://dx.doi.org/"
}