title: Expected day of delivery.
authors.forename: O
authors.initials: O
authors.lastname: Olsen
mesh_terms: D036861:Delivery, Obstetric; D005314:Embryonic and Fetal Development; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D016216:Ultrasonography, Prenatal