title: [Laparoscopy in diagnosis of retroperitoneal non-organ tumors].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D010535:Laparoscopy; D008297:Male; D008875:Middle Aged; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*
vernacular_title: Laparoskopiia v diagnostike zabriushinnykh neorgannykh opukholeĭ