@article{ref1,
title="Head and neck injuries in high school football",
journal="JAMA journal of the American Medical Association",
year="1964",
author="Alley, R. H.",
volume="188",
number="",
pages="418-422",
abstract="<p>[Abstract unavailable]  Keywords: American football; Soccer </p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}