@article{ref1,
title="Commentary on "Association of ground hardness with injuries in rugby union"",
journal="British journal of sports medicine",
year="2007",
author="Orchard, J. W.",
volume="41",
number="9",
pages="587-587",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0306-3674",
doi="",
url="http://dx.doi.org/"
}