@article{ref1,
title="Long-term mortality in NFL professional football players: no significant increase, but questions remain",
journal="JAMA journal of the American Medical Association",
year="2018",
author="DeKosky, Steven T. and Jaffee, Michael and Bauer, Russell",
volume="319",
number="8",
pages="773-775",
abstract="<p>[Abstract unavailable]  Keywords: American football  </p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="10.1001/jama.2017.20885",
url="http://dx.doi.org/10.1001/jama.2017.20885"
}