@article{ref1,
title="EMS data collection: filling in the dots",
journal="Annals of emergency medicine",
year="1991",
author="Valenzuela, T. D.",
volume="20",
number="12",
pages="1381-1382",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0196-0644",
doi="",
url="http://dx.doi.org/"
}