@article{ref1,
title="Morbidity of sport accidents",
journal="Praxis (Hallwag)",
year="1966",
author="Biener, K.",
volume="55",
number="15",
pages="429-435",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0369-8394",
doi="",
url="http://dx.doi.org/"
}