@article{ref1,
title="Injuries in working-group football",
journal="Duodecim: Laaketieteellinen Aikakauskirja",
year="1975",
author="Orava, S. and Puranen, J.",
volume="91",
number="11",
pages="714-718",
abstract="<p>[Abstract unavailable]  Keywords: Soccer </p> <p>Language: fi</p>",
language="fi",
issn="0012-7183",
doi="",
url="http://dx.doi.org/"
}