@article{ref1,
title="Public health surveillance for firearm injuries",
journal="JAMA journal of the American Medical Association",
year="1999",
author="Hayes, R. and LeBrun, E. and Christoffel, Katherine Kaufer",
volume="282",
number="5",
pages="429-430",
abstract="Abstract unavailable.",
language="",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}