@article{ref1,
title="The risk compensation theory and bicycle helmets [Letter]",
journal="Injury prevention",
year="2001",
author="Hillman, M. and Adams, J.",
volume="7",
number="4",
pages="343-343",
abstract="Abstract unavailable. (Reply to comments)",
language="en",
issn="1353-8047",
doi="",
url="http://dx.doi.org/"
}