@article{ref1,
title="Noise exposure in motorcyclists",
journal="Journal of the Royal Society of Medicine",
year="2003",
author="Keith, Andrew",
volume="96",
number="3",
pages="158-158",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0141-0768",
doi="",
url="http://dx.doi.org/"
}