Intrathecal morphine in a parturient with a single ventricle.
D000773:Anesthesia, Obstetrical; D000775:Anesthesia, Spinal; D005260:Female; D006330:Heart Defects, Congenital; D006801:Humans; D009020:Morphine; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular
D009020:Morphine