@article{ref1,
title="Analysing aggression",
journal="Emergency nurse",
year="2007",
author="Brewer, Kevin",
volume="15",
number="4",
pages="8-9",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1354-5752",
doi="",
url="http://dx.doi.org/"
}