Multisection^WO contrast:Find:Pt:Lower extremity.left>Knee:Doc:CT
multisection^wo contrast:find:pt:lower extremity.left>knee:doc:ct
Multisection^WO contrast:Find:Pt:Lower extremity.left>Knee:Doc:CT
multisection^wo contrast:find:pt:lower extremity.left>knee:doc:ct