@article{ref1,
title="Bilateral first rib fractures induced by integral crash helmets",
journal="Journal of trauma",
year="1985",
author="Hoekstra, H. J. and Kingma, L. M.",
volume="25",
number="6",
pages="566-567",
abstract="Bilateral first rib fractures can be caused by integral crash helmets in motorcyclists involved in an accident. Such an injury was sustained by two patients. A mechanical basis for such fractures is described.<p /><p>Language: en</p>",
language="en",
issn="0022-5282",
doi="",
url="http://dx.doi.org/"
}