@article{ref1,
title="Behavioral sciences concepts in research on the prevention of violence",
journal="Revista panamericana de salud publica",
year="1999",
author="",
volume="5",
number="4-5",
pages="316-321",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1020-4989",
doi="",
url="http://dx.doi.org/"
}