@article{ref1,
title="Guns and violence in Australia",
journal="Medical journal of Australia",
year="1990",
author="Cowell, L. C.",
volume="153",
number="9",
pages="563-563",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}