title: [Primary benign retroperitoneal tumors].
mesh_terms: D002675:Child, Preschool; D006801:Humans; D008297:Male; D012186:Retroperitoneal Neoplasms / Q000473:pathology* / Q000601:surgery
vernacular_title: Kum vuprosa za purvichnite dobrokachestveni retroperitonealni tumori.