@article{ref1,
title="Families with suspected maltreated children",
journal="Boletin Asociacion Medica de Puerto Rico",
year="1971",
author="Betancourt, G. L.",
volume="63",
number="9",
pages="216-218",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0004-4849",
doi="",
url="http://dx.doi.org/"
}