title: Congenital heart disease--outstate Nebraska.
mesh_terms: D006328:Cardiac Catheterization; D002648:Child; D002675:Child, Preschool; D006330:Heart Defects, Congenital / Q000175:diagnosis / Q000453:epidemiology* / Q000601:surgery; D006801:Humans; D007223:Infant; D009329:Nebraska