@article{ref1,
title="Socioeconomic significance of motorcycle accidents",
journal="Zeitschrift fur Unfallchirurgie, Versicherungsmedizin und Berufskrankheiten",
year="1987",
author="Ruppen, L.",
volume="80",
number="1",
pages="17-29",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0254-6310",
doi="",
url="http://dx.doi.org/"
}