@article{ref1,
title="Evidence-based advocacy: the public roles of health care professionals",
journal="Medical journal of Australia",
year="2008",
author="Williams, Bill",
volume="189",
number="9",
pages="530-530",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}