@article{ref1,
title="Suicide risk assessment and prediction in the 1990s",
journal="Crisis",
year="1990",
author="Clark, D. C.",
volume="11",
number="2",
pages="104-112",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0227-5910",
doi="",
url="http://dx.doi.org/"
}