title: Cryohemorrhoidectomy: Indications and complications.
mesh_terms: D003452:Cryosurgery / Q000009:adverse effects; D006484:Hemorrhoids / Q000601:surgery*; D006801:Humans; D009609:Nitrous Oxide / Q000627:therapeutic use; D011182:Postoperative Care
chemical_list: D009609:Nitrous Oxide