title: Diverse methods of managing hemorrhoids: ligation with cryotherapy.
mesh_terms: D003452:Cryosurgery / Q000009:adverse effects; D006484:Hemorrhoids / Q000628:therapy*; D006801:Humans; D008026:Ligation; D009609:Nitrous Oxide / Q000627:therapeutic use
chemical_list: D009609:Nitrous Oxide