@article{ref1,
title="Incidence of fractures of the facial bones",
journal="Ceskoslovenska Stomatologie",
year="1976",
author="Jirava, E. and Opravil, J. and Cernochová, K. and Mátl, K.",
volume="76",
number="1",
pages="50-55",
abstract="<p>[Abstract unavailable]</p><p>Language: cs</p>",
language="cs",
issn="0009-0654",
doi="",
url="http://dx.doi.org/"
}