@article{ref1,
title="2 years later.... Reflections on the 1985 earthquakes",
journal="Salud publica de Mexico",
year="1987",
author="Soberón Acevedo, G. and Valdés Olmedo, C.",
volume="29",
number="5",
pages="448-456",
abstract="<p>[Abstract unavailable]</p> <p>Language: es</p>",
language="es",
issn="0036-3634",
doi="",
url="http://dx.doi.org/"
}