@article{ref1,
title="11-M emergency assistance. Organized chaos",
journal="Revista de Medicina de la Universidad de Navarra",
year="2004",
author="Mateos, A. A.",
volume="48",
number="3",
pages="42-44",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0556-6177",
doi="",
url="http://dx.doi.org/"
}