Epidural morphine for analgesia following a cesarean.
D002585:Cesarean Section; D005260:Female; D006801:Humans; D007278:Injections, Spinal; D009020:Morphine / Q000008:administration & dosage* / Q000009:adverse effects; D010149:Postoperative Pain / Q000188:drug therapy*; D011247:Pregnancy; D012119:Respiration / Q000187:drug effects
D009020:Morphine