@article{ref1,
title="Predicting and preventing hospital and clinic suicides",
journal="Suicide and life-threatening behavior",
year="1991",
author="Litman, R. E.",
volume="21",
number="1",
pages="56-73",
abstract="Abstract unavailable.",
language="",
issn="0363-0234",
doi="",
url="http://dx.doi.org/"
}