@article{ref1,
title="Accident evaluation of maxilla fractures",
journal="Monatsschrift fur Unfallheilkunde und Versicherungsmedizin",
year="1959",
author="Grasser, H.",
volume="62",
number="",
pages="455-458",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0373-5222",
doi="",
url="http://dx.doi.org/"
}