@article{ref1,
title="Unfriendly fire",
journal="Emergency medical services",
year="1992",
author="Staten, C.",
volume="21",
number="10",
pages="60-63",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0094-6575",
doi="",
url="http://dx.doi.org/"
}