@article{ref1,
title="Stess transmitted through mouth protectors",
journal="Journal of the American Dental Association",
year="1968",
author="Godwin, W. C. and Craig, R. G.",
volume="77",
number="6",
pages="1316-1320",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-8177",
doi="",
url="http://dx.doi.org/"
}