@article{ref1,
title="Survey of accidental injury to teeth",
journal="Florida dental journal",
year="1969",
author="Boundy, S. S.",
volume="40",
number="4",
pages="193-193",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0015-3990",
doi="",
url="http://dx.doi.org/"
}