@article{ref1,
title="Inconsistencies in bicycle helmet campaign",
journal="CMAJ : Canadian Medical Association journal",
year="1991",
author="No Author(s) Listed, ",
volume="145",
number="11",
pages="1421-1421",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0820-3946",
doi="",
url="http://dx.doi.org/"
}