[The systematic use of lumbarperidural anesthesia in labor].
D000758:Anesthesia; D000773:Anesthesia, Obstetrical; D000775:Anesthesia, Spinal; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D011247:Pregnancy
ANESTHESIA, OBSTETRICAL; ANESTHESIA, SPINAL