@article{ref1,
title="Pediatrics, mental retardation, and delinquency",
journal="Journal of the American Medical Association",
year="1955",
author="Bradley, C.",
volume="157",
number="2",
pages="101-108",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-9955",
doi="",
url="http://dx.doi.org/"
}