@article{ref1,
title="Workplace violence",
journal="American journal of nursing",
year="1999",
author="Carroll, V.",
volume="99",
number="3",
pages="60-60",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0002-936X",
doi="",
url="http://dx.doi.org/"
}