@article{ref1,
title="Registry of emergency medical technicians--ambulance",
journal="Journal of trauma",
year="1971",
author="Brandes, R. A.",
volume="11",
number="9",
pages="804-804",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-5282",
doi="",
url="http://dx.doi.org/"
}