Obstetric analgesia and anesthesia.
D000758:Anesthesia / Q000009:adverse effects; D000765:Anesthesia, Conduction; D000769:Anesthesia, Inhalation; D000773:Anesthesia, Obstetrical; D004357:Drug Synergism; D005260:Female; D006801:Humans; D011229:Preanesthetic Medication; D011247:Pregnancy