@article{ref1,
title="Transbasal penetrating injury caused by bolts",
journal="Monatsschrift fur Unfallheilkunde und Versicherungsmedizin",
year="1962",
author="Metzel, E. and Hemmer, R.",
volume="65",
number="",
pages="81-84",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0373-5222",
doi="",
url="http://dx.doi.org/"
}