@article{ref1,
title="Unusual head injuries",
journal="Medizinische Welt",
year="1971",
author="Stöwsand, D.",
volume="42",
number="",
pages="1643-1646",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0025-8512",
doi="",
url="http://dx.doi.org/"
}