@article{ref1,
title="Workplace violence online survey",
journal="Nebraska nurse",
year="2007",
author="",
volume="40",
number="1",
pages="1, 7-1, 7",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-1921",
doi="",
url="http://dx.doi.org/"
}