@article{ref1,
title="Career-ending among National Football League players who were placed on the injured reserve list",
journal="Journal of Occupational and Environmental Medicine",
year="2016",
author="Markowitz, Jeffrey S.",
volume="58",
number="1",
pages="e15-7",
abstract="<p>[Abstract unavailable]  Keywords: American football</p> <p>Language: en</p>",
language="en",
issn="1076-2752",
doi="10.1097/JOM.0000000000000633",
url="http://dx.doi.org/10.1097/JOM.0000000000000633"
}