@article{ref1,
title="Mouth protection",
journal="Den Norske Tannlaegeforenings Tidende",
year="1980",
author="Riordan, P. J.",
volume="90",
number="14",
pages="455-460",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2303",
doi="",
url="http://dx.doi.org/"
}