@article{ref1,
title="Nurses work to prevent violence in schools",
journal="American nurse, The",
year="1994",
author="Cassetta, R. A.",
volume="26",
number="4",
pages="7-7",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-1486",
doi="",
url="http://dx.doi.org/"
}