@article{ref1,
title="The need to tackle concussion in Australian football codes",
journal="Medical journal of Australia",
year="2012",
author="Gilbert, Frederic and Partridge, Bradley J.",
volume="196",
number="9",
pages="561-563",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}