@article{ref1,
title="Sunshine and suicide: Bright light may lead to serotonin-driven behavioural activation without improvement in depressive cognitive deficits",
journal="Medical hypotheses",
year="2006",
author="Sher, Leo",
volume="66",
number="4",
pages="867-867",
abstract="Abstract unavailable.",
language="",
issn="0306-9877",
doi="10.1016/j.mehy.2005.11.012",
url="http://dx.doi.org/10.1016/j.mehy.2005.11.012"
}