@article{ref1,
title="911 access and trauma deaths: a complex association",
journal="Annals of emergency medicine",
year="1993",
author="Muelleman, R. L.",
volume="22",
number="11",
pages="1778; author reply 1778-9",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0196-0644",
doi="",
url="http://dx.doi.org/"
}