title: [Tumors in the retroperitoneal space].
authors.forename: M
authors.initials: M
authors.lastname: SAS
mesh_terms: D000005:Abdomen; D034841:Abdominal Cavity; D006801:Humans; D009369:Neoplasms; D010537:Peritoneum; D012187:Retroperitoneal Space
keywords: ABDOMEN; PERITONEUM
vernacular_title: Retroperitonealis daganatok.