@article{ref1,
title="Planning health services for emergency situations",
journal="Bulletin of the Pan American Health Organization",
year="1977",
author="Jiménez, L. S.",
volume="11",
number="1",
pages="31-40",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0085-4638",
doi="",
url="http://dx.doi.org/"
}