@article{ref1,
title="Helmets and bicycle-related injuries in Queensland",
journal="Medical journal of Australia",
year="1997",
author="Colson, M",
volume="167",
number="6",
pages="339; author reply 339-339; author reply 339",
abstract="Letter. Abstract unavailable.",
language="",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}