title: Ultrasonic determination of fetal maturity at repeat cesarean section.
mesh_terms: D001724:Birth Weight; D002585:Cesarean Section; D005314:Embryonic and Fetal Development; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D011247:Pregnancy; D012886:Skull / Q000196:embryology; D013997:Time Factors; D014463:Ultrasonography