A new factor in maternal mortality.
D000698:Analgesia; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D008428:Maternal Mortality; D059408:Pain Management; D011247:Pregnancy
LABOR/anesthesia and analgesia; MATERNAL MORTALITY