@article{ref1,
title="Suicide: seasonal patterns and related variables",
journal="Diseases of the nervous system",
year="1970",
author="Niswander, G. D. and Casey, T. M. and Sanborn, D. E.",
volume="31",
number="10",
pages="702-704",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0012-3714",
doi="",
url="http://dx.doi.org/"
}