@article{ref1,
title="Gun violence: a public health problem",
journal="Medical economics",
year="2013",
author="Bendix, Jeffrey",
volume="90",
number="1",
pages="5-5",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0025-7206",
doi="",
url="http://dx.doi.org/"
}