@article{ref1,
title="Knee injury rating scales",
journal="Acta orthopaedica",
year="2007",
author="Lysholm, J. and Tegner, Y.",
volume="78",
number="4",
pages="445-453",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1745-3674",
doi="10.1080/17453670710014068",
url="http://dx.doi.org/10.1080/17453670710014068"
}