@article{ref1,
title="Brain damage in American football: inevitable consequence or avoidable risk?",
journal="British journal of sports medicine",
year="2015",
author="Asplund, Chad A. and Best, Thomas M.",
volume="49",
number="15",
pages="1015-1016",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0306-3674",
doi="10.1136/bjsports-2014-h1381rep",
url="http://dx.doi.org/10.1136/bjsports-2014-h1381rep"
}