Blood bupivacaine levels in standard and segmental epidural blockade in obstetrics.
D000767:Anesthesia, Epidural; D000773:Anesthesia, Obstetrical; D002045:Bupivacaine / Q000097:blood*; D005260:Female; D005312:Fetal Blood / Q000032:analysis*; D006801:Humans; D011247:Pregnancy
D002045:Bupivacaine