Guidance for drainage+placement of drainage catheter^WO contrast:Find:Pt:Abdomen>Retroperitoneum:Doc:CT
guidance for drainage+placement of drainage catheter^wo contrast:find:pt:abdomen>retroperitoneum:doc:ct
CT Guidance for drainage and placement of drainage catheter of Retroperitoneum-- WO contrast
ct guidance for drainage and placement of drainage catheter of retroperitoneum-- wo contrast