@article{ref1,
title="Athletic accidents in school. Catamnestic studies of 653 injuries",
journal="Zeitschrift fur Arztliche Fortbildung (Jena)",
year="1974",
author="Schickedanz, H. and Oloff, B. and Wagner, W.",
volume="68",
number="2",
pages="69-77",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-2178",
doi="",
url="http://dx.doi.org/"
}