@article{ref1,
title="Mouth protection for the rugby football player",
journal="British dental journal",
year="1969",
author="Clegg, J. H.",
volume="127",
number="7",
pages="341-343",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0610",
doi="",
url="http://dx.doi.org/"
}