@article{ref1,
title="Areawide planning for emergency services",
journal="JAMA journal of the American Medical Association",
year="1967",
author="Sigmond, R. M.",
volume="200",
number="4",
pages="308-312",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}