@article{ref1,
title="How many more Columbines? what can pediatricians do about school and media violence?",
journal="Pediatric annals",
year="2001",
author="Strasburger, Victor C. and Grossman, David C.",
volume="30",
number="2",
pages="87-94",
abstract="Abstract unavailable.",
language="",
issn="0090-4481",
doi="",
url="http://dx.doi.org/"
}