@article{ref1,
title="Age-adjusted homicide rates by ZIP codes, Kansas City, Missouri, 1991-1995",
journal="Journal of public health management and practice",
year="1999",
author="Cai, J. and Welch, Q. B.",
volume="5",
number="2",
pages="27-28",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1078-4659",
doi="",
url="http://dx.doi.org/"
}