@article{ref1,
title="Prevention of football injuries",
journal="International journal of preventive medicine",
year="2011",
author="Rahnama, Nader",
volume="2",
number="1",
pages="38-40",
abstract="<p>[Abstract unavailable]  Keywords: Soccer</p> <p>Language: en</p>",
language="en",
issn="2008-7802",
doi="",
url="http://dx.doi.org/"
}