@article{ref1,
title="Why use multiple sources in research on patient violence in the community?",
journal="Criminal behaviour and mental health",
year="1994",
author="Mulvey, Edward P. and Shaw, Emily and Lidz, C. W.",
volume="4",
number="4",
pages="253-258",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0957-9664",
doi="",
url="http://dx.doi.org/"
}