@article{ref1,
title="Athletic injuries",
journal="Radiologic clinics of North America",
year="1973",
author="Jokl, P.",
volume="11",
number="3",
pages="657-665",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-8389",
doi="",
url="http://dx.doi.org/"
}