@article{ref1,
title="Motor-cycle boom and motor-cycle accidents",
journal="Fortschritte der Medizin",
year="1974",
author="Feldkamp, G. and Junghanns, K. and Prall, W. D.",
volume="92",
number="8",
pages="325-327",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0015-8178",
doi="",
url="http://dx.doi.org/"
}