@article{ref1,
title="Why the NFL is investing in health research",
journal="BMJ",
year="2012",
author="Roehr, Bob",
volume="345",
number="",
pages="e6626-e6626",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-535X",
doi="",
url="http://dx.doi.org/"
}