title: Anencephaly: early ultrasonic diagnosis and active management.
mesh_terms: D000028:Abortion, Induced; D000328:Adult; D000757:Anencephaly / Q000175:diagnosis*; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography; D014508:Urea
chemical_list: D014508:Urea