@article{ref1,
title="Ice hockey injuries. Frequent face and head injuries",
journal="Sportverletzung, Sportschaden",
year="2004",
author="",
volume="18",
number="1",
pages="6-6",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0932-0555",
doi="",
url="http://dx.doi.org/"
}