@article{ref1,
title="National Football League concussion lawsuit: what it means for other sports and observations from Singapore Rugby",
journal="British journal of sports medicine",
year="2016",
author="Sirisena, Dinesh and Walter, Joy and Probert, Joanne",
volume="51",
number="9",
pages="696-697",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0306-3674",
doi="10.1136/bjsports-2016-096565",
url="http://dx.doi.org/10.1136/bjsports-2016-096565"
}