@article{ref1,
title="Spinal injuries in the so-called unprotected traffic participants",
journal="Hefte zur Unfallheilkunde",
year="1977",
author="Voigt, G. E.",
volume="",
number="129",
pages="284-286",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0085-1469",
doi="",
url="http://dx.doi.org/"
}