@article{ref1,
title="Expert tips on spotting troubled employees who may be prone to violence",
journal="Hospital security and safety management",
year="1995",
author="",
volume="16",
number="7",
pages="13-14",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0745-1148",
doi="",
url="http://dx.doi.org/"
}