@article{ref1,
title="A puzzling whiplash trauma",
journal="Zeitschrift fur Orthopadie und Ihre Grenzgebiete",
year="1997",
author="Engelhardt, R.",
volume="135",
number="6",
pages="Oa17-20",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-3220",
doi="",
url="http://dx.doi.org/"
}