@article{ref1,
title="Sleeve fracture of the patella: an unusual mechanism of injury",
journal="Journal of trauma",
year="2008",
author="Al-Khateeb, Hesham and Willett, Keith",
volume="65",
number="1",
pages="E8-9",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-5282",
doi="10.1097/01.ta.0000199923.56961.8a",
url="http://dx.doi.org/10.1097/01.ta.0000199923.56961.8a"
}