@article{ref1,
title="On the epidemiology of skull and brain injuries in children and adolescents",
journal="Padiatrie und grenzgebiete",
year="1968",
author="Petermann, A. and Kneist, W. and Reichel, J.",
volume="7",
number="4",
pages="261-270",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0030-932X",
doi="",
url="http://dx.doi.org/"
}