@article{ref1,
title="Attitude to death",
journal="Gaceta Medica de Mexico",
year="1977",
author="Alvarez Cordero, R.",
volume="113",
number="1",
pages="13-16",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0016-3813",
doi="",
url="http://dx.doi.org/"
}