@article{ref1,
title="Affective states of patients immediately preceding suicide",
journal="Journal of psychiatric research",
year="1967",
author="Keith-Spiegel, Patricia and Spiegel, D. E.",
volume="5",
number="2",
pages="89-93",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0022-3956",
doi="",
url="http://dx.doi.org/"
}