@article{ref1,
title="Making cycle helmets compulsory: ethical arguments for legislation",
journal="Journal of the Royal Society of Medicine",
year="2004",
author="Sheikh, A. and Cook, Angus and Ashcroft, Richard",
volume="97",
number="6",
pages="262-265",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0141-0768",
doi="",
url="http://dx.doi.org/"
}