@article{ref1,
title="Nonhelmeted motorcyclist: a burden to society? A study using the National Trauma Data Bank",
journal="Journal of trauma",
year="2005",
author="Hoth, J",
volume="59",
number="2",
pages="511; author reply 512-511; author reply 512",
abstract="Abstract unavailable.",
language="",
issn="0022-5282",
doi="",
url="http://dx.doi.org/"
}