@article{ref1,
title="Maxillofacial injuries: survey of 8,746 cases",
journal="Military medicine",
year="1970",
author="Lilly, G. E. and Tinder, L. E.",
volume="135",
number="6",
pages="483-486",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-4075",
doi="",
url="http://dx.doi.org/"
}