@article{ref1,
title="Diagnosis and treatment of seasonal affective disorder",
journal="JAMA journal of the American Medical Association",
year="1993",
author="Rosenthal, Norman E.",
volume="270",
number="22",
pages="2717-2720",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}