@article{ref1,
title="Injury of patellar ligament in athletes",
journal="Acta chirurgiae orthopaedicae et traumatologiae Cechoslovaca",
year="1972",
author="Cmolík, J. and Benes, V. and Hub, M.",
volume="39",
number="3",
pages="171-174",
abstract="<p>[Abstract unavailable]</p><p>Language: cs</p>",
language="cs",
issn="0001-5415",
doi="",
url="http://dx.doi.org/"
}