Lumbar epidural analgesia in labour.
D000767:Anesthesia, Epidural; D000773:Anesthesia, Obstetrical; D002986:Clinical Trials as Topic; D036861:Delivery, Obstetric / Q000379:methods; D005113:Extraction, Obstetrical; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy