@article{ref1,
title="An Epidemiological Study of Jumper's Knee in Volleyball Players",
journal="Journal of sports traumatology and related research",
year="1991",
author="Neri, Margherita",
volume="13",
number="2",
pages="95-101",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1120-3137",
doi="",
url="http://dx.doi.org/"
}