title: Permanent epidural catheter.
mesh_terms: D000767:Anesthesia, Epidural / Q000295:instrumentation*; D002404:Catheterization / Q000379:methods; D006801:Humans; D009020:Morphine / Q000008:administration & dosage / Q000627:therapeutic use*; D010148:Intractable Pain / Q000188:drug therapy*
chemical_list: D009020:Morphine