@article{ref1,
title="From the Centers for Disease Control and Prevention. Source of firearms used by students in school-associated violent deaths--United States, 1992-1999",
journal="JAMA journal of the American Medical Association",
year="2003",
author="",
volume="289",
number="13",
pages="1626-1627",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-7484",
doi="10.1001/jama.289.13.1626",
url="http://dx.doi.org/10.1001/jama.289.13.1626"
}