title: [Malignant retroperitoneal fibrohistiocytoma].
authors.forename: L
authors.initials: L
authors.lastname: Fernández Fernández
authors.forename: J
authors.initials: J
authors.lastname: Roig García
authors.forename: A
authors.initials: A
authors.lastname: Gómez Portilla
authors.forename: A
authors.initials: A
authors.lastname: Monzón Abad
mesh_terms: D018219:Histiocytoma, Benign Fibrous / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012186:Retroperitoneal Neoplasms / Q000473:pathology*
vernacular_title: Fibrohistiocitoma maligno retroperitoneal.