@article{ref1,
title="Youths' involvement with guns: motivation vs availability",
journal="Archives of pediatrics and adolescent medicine",
year="2004",
author="Cook, Philip J.",
volume="158",
number="7",
pages="705-705",
abstract="Abstract unavailable.",
language="",
issn="1072-4710",
doi="10.1001/archpedi.158.7.705",
url="http://dx.doi.org/10.1001/archpedi.158.7.705"
}