@article{ref1,
title="Causes and types of mandibular fractures in northern Finland in 1980-1986",
journal="Proceedings of the Finnish Dental Society supplementum",
year="1988",
author="Oikarinen, K. and Kauppi, H. and Altonen, M. and Laitakari, K.",
volume="84",
number="4",
pages="227-233",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0355-4651",
doi="",
url="http://dx.doi.org/"
}