@article{ref1,
title="Football injuries to the skeletal system",
journal="Comprehensive therapy",
year="1985",
author="Virgin, H. W.",
volume="11",
number="1",
pages="19-24",
abstract="<p>[Abstract unavailable]  Keywords: American football; </p> <p>Language: en</p>",
language="en",
issn="0098-8243",
doi="",
url="http://dx.doi.org/"
}