title: [A case of retroperitoneal tumour treated surgically several times (author's transl)].
mesh_terms: D005260:Female; D005354:Fibrosarcoma / Q000601:surgery*; D006801:Humans; D008067:Lipoma / Q000601:surgery*; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000601:surgery*; D012186:Retroperitoneal Neoplasms / Q000601:surgery*
vernacular_title: Przypadek guza zaotrzewnowego wielokrotnie leczonego operacyjnie