@article{ref1,
title="Football brain injuries draw increased scrutiny",
journal="JAMA journal of the American Medical Association",
year="2002",
author="Vastag, Brian",
volume="287",
number="4",
pages="437-439",
abstract="<p>[Abstract unavailable]  Keywords: American football; </p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}