@article{ref1,
title="Authors' reply to: "Response to Rissel and Wen: 'The possible effect on frequency of cycling if mandatory bicycle helmet legislation was repealed in Sydney, Australia: a cross sectional survey"",
journal="Health promotion journal of Australia",
year="2012",
author="Rissel, Chris and Wen, Li Ming",
volume="23",
number="1",
pages="77-77",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1036-1073",
doi="",
url="http://dx.doi.org/"
}