@article{ref1,
title="Silent victims. children who witness violence",
journal="JAMA journal of the American Medical Association",
year="1993",
author="Cohen, D. J. and Marans, S. and Zuckerman, Barry and Groves, B. M.",
volume="269",
number="2",
pages="262-264",
abstract="Abstract unavailable.",
language="",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}