@article{ref1,
title="Prevention of serious injuries. Mouthguards for athletes",
journal="Journal of the Kentucky Dental Association",
year="1966",
author="Logan, T. E.",
volume="18",
number="3",
pages="31-34",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0023-0162",
doi="",
url="http://dx.doi.org/"
}