@article{ref1,
title="Sports injuries; their origins and complications",
journal="MMW: Munchener Medizinische Wochenschrift",
year="1980",
author="Keyl, W.",
volume="122",
number="28",
pages="1027-1028",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0341-3098",
doi="",
url="http://dx.doi.org/"
}