Guidance for aspiration:Find:Pt:Lower extremity.left>Knee:Doc:US
guidance for aspiration:find:pt:lower extremity.left>knee:doc:us
Guidance for aspiration:Finding:To identify measures at a point in time:Lower extremity.left>Knee:Document:Ultrasound
guidance for aspiration:finding:to identify measures at a point in time:lower extremity.left>knee:document:ultrasound