title: [Primary tumors of the retroperitoneal space. Personal experience].
mesh_terms: D000328:Adult; D000368:Aged; D003560:Cysts / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012186:Retroperitoneal Neoplasms / Q000145:classification / Q000000981:diagnostic imaging*; D012187:Retroperitoneal Space; D012188:Retropneumoperitoneum; D014057:Tomography, X-Ray Computed; D014567:Urography
vernacular_title: Tumori primitivi dello spazio retro-peritoneale. Nostre esperienze.