@article{ref1,
title="A severe knee injury from the viewpoint of the soccer player",
journal="Schweizerische Zeitschrift fur Sportmedizin",
year="1985",
author="Sulser, C.",
volume="33",
number="4",
pages="143-146",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0036-7885",
doi="",
url="http://dx.doi.org/"
}