@article{ref1,
title="Statistical analysis of accidents according to material from the orthopedic clinic of the academy of medicine in warsaw",
journal="Chirurgia Narzadow Ruchu i Ortopedia Polska",
year="1963",
author="Brzezinski, M. and Zwinogrodzki, J.",
volume="28",
number="",
pages="343-352",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0009-479X",
doi="",
url="http://dx.doi.org/"
}