@article{ref1,
title="Professionals seek improved air ambulance safety record",
journal="Modern healthcare",
year="1987",
author="Lutz, S.",
volume="17",
number="24",
pages="55-55",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0160-7480",
doi="",
url="http://dx.doi.org/"
}