@article{ref1,
title="Understanding and using the new estimates on the economic impact of motor vehicle crashes",
journal="Annals of emergency medicine",
year="2002",
author="MacKenzie, Ellen J. and Segui-Gomez, Maria",
volume="40",
number="4",
pages="430-432",
abstract="Abstract unavailable.",
language="",
issn="0196-0644",
doi="",
url="http://dx.doi.org/"
}