title: Structural heart disease.
authors.affiliation: Guy's Hospital, London, UK.
authors.forename: L D
authors.initials: LD
authors.lastname: Allan
mesh_terms: D004452:Echocardiography / Q000592:standards*; D005260:Female; D006330:Heart Defects, Congenital / Q000000981:diagnostic imaging / Q000453:epidemiology*; D006801:Humans; D015994:Incidence; D011247:Pregnancy; D016216:Ultrasonography, Prenatal / Q000592:standards*