@article{ref1,
title="El morir humano ha cambiado",
journal="OPS. Publicación Científica",
year="1990",
author="Llano Escobar, Alfonso",
volume="",
number="527",
pages="87-93",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="",
doi="",
url="http://dx.doi.org/"
}