@article{ref1,
title="A public health approach to gun violence",
journal="Annals of internal medicine",
year="2013",
author="May, John P.",
volume="159",
number="4",
pages="306-306",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-4819",
doi="10.7326/0003-4819-159-4-201308200-00016",
url="http://dx.doi.org/10.7326/0003-4819-159-4-201308200-00016"
}