@article{ref1,
title="Efforts to prevent gun sales to mentally ill may deter patients from seeking help",
journal="JAMA journal of the American Medical Association",
year="2007",
author="Cole, Thomas B.",
volume="298",
number="5",
pages="503-504",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="10.1001/jama.298.5.503",
url="http://dx.doi.org/10.1001/jama.298.5.503"
}