@article{ref1,
title="Delta 191: the Dallas experience",
journal="Emergency medical services",
year="1992",
author="Ayres, R. J. Jr",
volume="21",
number="7",
pages="47-51",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0094-6575",
doi="",
url="http://dx.doi.org/"
}