title: [Cryosurgical treatment of hemorrhoids with liquid nitrogen].
mesh_terms: D000328:Adult; D000368:Aged; D003452:Cryosurgery; D005260:Female; D006484:Hemorrhoids / Q000601:surgery*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009584:Nitrogen / Q000627:therapeutic use
chemical_list: D009584:Nitrogen