@article{ref1,
title="Oral-facial sports injuries",
journal="Tennessee medicine",
year="1999",
author="Gillcrist, J. A. and Brumley, D. E.",
volume="92",
number="3",
pages="96-97",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1088-6222",
doi="",
url="http://dx.doi.org/"
}