title: [Fetal cephalometry:reliability and error sources].
mesh_terms: D002508:Cephalometry; D005260:Female; D005333:Fetus; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D014463:Ultrasonography
vernacular_title: Fetale Zephalometrie: Zuverlässigkeit und Fehlerquellen.