@article{ref1,
title="It's no accident",
journal="CMAJ : Canadian Medical Association journal",
year="2004",
author="Shepherd, R.",
volume="170",
number="2",
pages="173-4; author reply 174",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0820-3946",
doi="",
url="http://dx.doi.org/"
}