[Is the time of delivery a useful criterium for testing drugs in obstetrics?].
D000758:Anesthesia; D000773:Anesthesia, Obstetrical; D000776:Anesthesiology; D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D009774:Obstetrics; D011247:Pregnancy
ANESTHESIA, OBSTETRICAL