@article{ref1,
title="Introduction to Special Section on the National Institute of Health State of the Science Report on Violence Prevention",
journal="Journal of abnormal child psychology",
year="2006",
author="Tuma, Farris and Loeber, Rolf and Lochman, John E.",
volume="34",
number="4",
pages="451-456",
abstract="[Abstract unavailable]",
language="",
issn="0091-0627",
doi="10.1007/s10802-006-9039-6",
url="http://dx.doi.org/10.1007/s10802-006-9039-6"
}