@article{ref1,
title="Evaluate! evaluate!",
journal="Public health",
year="2001",
author="Sim, F. and Mackie, P.",
volume="115",
number="5",
pages="307-307",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0033-3506",
doi="10.1038/sj.ph.1900802",
url="http://dx.doi.org/10.1038/sj.ph.1900802"
}