@article{ref1,
title="Alarm bells ring over emergency vehicles",
journal="Health service journal",
year="1989",
author="Millar, B.",
volume="99",
number="5157",
pages="784-784",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0952-2271",
doi="",
url="http://dx.doi.org/"
}