Epidural analgesia in British obstetrics.
D000773:Anesthesia, Obstetrical; D000775:Anesthesia, Spinal; D002585:Cesarean Section; D005260:Female; D006331:Heart Diseases; D006801:Humans; D006973:Hypertension; D007022:Hypotension / Q000209:etiology; D007226:Infant Mortality; D007231:Infant, Newborn; D007743:Labor, Obstetric; D008171:Lung Diseases; D008428:Maternal Mortality; D011247:Pregnancy; D006113:United Kingdom; D014599:Uterus / Q000502:physiology