@article{ref1,
title="Unhelmeted motorcyclists: Do they really cost us a dime?",
journal="Annals of emergency medicine",
year="2009",
author="Heller, Michael",
volume="54",
number="6",
pages="859-60; author reply 860",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0196-0644",
doi="10.1016/j.annemergmed.2009.08.012",
url="http://dx.doi.org/10.1016/j.annemergmed.2009.08.012"
}