@article{ref1,
title="Effectiveness of cycle helmets and the ethics of legislation",
journal="Journal of the Royal Society of Medicine",
year="2004",
author="Swanson, Alan",
volume="97",
number="8",
pages="410-410",
abstract="Comment on: Sheikh A, Cook A, Ashcroft R. Making cycle helmets compulsory: ethical arguments for legislation. J R Soc Med. 2004; 97(6):262-5.",
language="",
issn="0141-0768",
doi="",
url="http://dx.doi.org/"
}