@article{ref1,
title="Emergency action of preventive medicine in accidents",
journal="Prensa Médica Mexicana, La",
year="1971",
author="Olivares Urbina, C.",
volume="36",
number="3",
pages="148-149",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0032-7468",
doi="",
url="http://dx.doi.org/"
}