@article{ref1,
title="The socioeconomic importance of sport injuries",
journal="Ugeskrift for Laeger",
year="1977",
author="Sonne-Holm, S. and Sorensen, C. H.",
volume="139",
number="43",
pages="2596-2598",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}