title: Low-dose epidural morphine by infusion pump.
mesh_terms: D000208:Acute Disease; D004824:Epidural Space; D006801:Humans; D007263:Infusions, Parenteral / Q000295:instrumentation; D009020:Morphine / Q000008:administration & dosage*; D010146:Pain / Q000188:drug therapy*
chemical_list: D009020:Morphine