@article{ref1,
title="Soccer injuries and artificial turf",
journal="Tidsskrift for den Norske Laegeforening",
year="1987",
author="Engebretsen, L. and Kase, T.",
volume="107",
number="26",
pages="2215-2217",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2001",
doi="",
url="http://dx.doi.org/"
}