@article{ref1,
title="The fatigue fracture as an expression of mechanical and biological forces",
journal="Archiv fur Orthopadische und Unfall-Chirurgie",
year="1952",
author="Burdzik, G.",
volume="45",
number="4",
pages="334-342",
abstract="<p>[Abstract unavailable]</p> <p>Language: un</p>",
language="un",
issn="0003-9330",
doi="",
url="http://dx.doi.org/"
}