@article{ref1,
title="College football player with unstable C1 fracture: a case report",
journal="American journal of sports medicine",
year="2009",
author="Bales, Chris P. and Chang, Ivan and Matheson, Gordon and Ouyang, Daniel and Dragoo, Jason L.",
volume="37",
number="1",
pages="195-198",
abstract="<p>[Abstract unavailable]  Keywords: American football </p> <p>Language: en</p>",
language="en",
issn="0363-5465",
doi="10.1177/0363546508328594",
url="http://dx.doi.org/10.1177/0363546508328594"
}