@article{ref1,
title="Evidence pyramids, rigour and ethics review of public health research",
journal="Australian and New Zealand journal of public health",
year="2009",
author="Robinson, Priscilla",
volume="33",
number="3",
pages="203-204",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1326-0200",
doi="10.1111/j.1753-6405.2009.00375.x",
url="http://dx.doi.org/10.1111/j.1753-6405.2009.00375.x"
}