@article{ref1,
title="Causes and mechanisms of traumatic lesions of the lower part of the spinal column",
journal="Chirurgia Narzadow Ruchu i Ortopedia Polska",
year="1973",
author="Kiwerski, J. E. and Makowski, J. and Chrostowska, T. and Michalowska, B.",
volume="38",
number="2",
pages="121-125",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0009-479X",
doi="",
url="http://dx.doi.org/"
}