@article{ref1,
title="Accidental fracture of the first permanent molars: report of a case",
journal="Tsurumi Shigaku",
year="1982",
author="Takano, F. and Tomita, S. and Takeuchi, C.",
volume="8",
number="2",
pages="173-178",
abstract="<p>[Abstract unavailable]</p><p>Language: ja</p>",
language="ja",
issn="0385-020X",
doi="",
url="http://dx.doi.org/"
}