@article{ref1,
title="Disability. Its causes and socioeconomic impact",
journal="Gaceta Medica de Mexico",
year="1982",
author="Fraga, A. and Reyes Cunningham, A. and Agüero, R. and Exaire, E. and Estañol, B.",
volume="118",
number="5",
pages="171-185",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0016-3813",
doi="",
url="http://dx.doi.org/"
}