@article{ref1,
title="Delinquency and medico-psychological problems of the adolescent",
journal="Revista Colombiana de Pediatría y Puericultura",
year="1962",
author="Guzman, S.",
volume="20",
number="",
pages="50-53",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0120-0402",
doi="",
url="http://dx.doi.org/"
}