title: Why is the occurrence of open spina bifida so relevant? The recent experience of a Portuguese spina bifida center.
authors.affiliation: Núcleo de Spina Bifida, Hospital Dona Estafânia, Lisboã, Portugal. eulaliacalado@mail.telepac.pt
authors.forename: E
authors.initials: E
authors.lastname: Calado
authors.forename: C
authors.initials: C
authors.lastname: Loff
authors.forename: L
authors.initials: L
authors.lastname: Castelo
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011174:Portugal / Q000453:epidemiology; D012307:Risk Factors; D012923:Social Class; D016137:Spina Bifida Cystica / Q000453:epidemiology*; D016216:Ultrasonography, Prenatal / Q000379:methods