title: Effect of technical development on the apparent incidence of congenital heart disease.
authors.forename: T
authors.initials: T
authors.lastname: Tikanoja
mesh_terms: D003430:Cross-Sectional Studies; D004374:Ductus Arteriosus, Patent / Q000175:diagnosis / Q000453:epidemiology; D018618:Echocardiography, Doppler, Color; D005260:Female; D005387:Finland / Q000453:epidemiology; D006330:Heart Defects, Congenital / Q000175:diagnosis / Q000453:epidemiology*; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D007223:Infant; D007231:Infant, Newborn; D008297:Male