Epidural morphine analgesia in children.
D000767:Anesthesia, Epidural; D002648:Child; D002675:Child, Preschool; D004824:Epidural Space; D006801:Humans; D009020:Morphine / Q000008:administration & dosage / Q000627:therapeutic use*; D010149:Postoperative Pain / Q000188:drug therapy*
D009020:Morphine