@article{ref1,
title="Head and neck injury in a football player",
journal="Medicine and science in sports and exercise",
year="2006",
author="Ellis, JL and Simons, Shellie",
volume="38",
number="Suppl 5",
pages="S133-S133",
abstract="<p>[Abstract unavailable]  Keywords: American football</p> <p>Language: en</p>",
language="en",
issn="0195-9131",
doi="",
url="http://dx.doi.org/"
}