title: The electrocardiographic recognition of right atrial abnormality in children.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D006332:Cardiomegaly / Q000175:diagnosis* / Q000503:physiopathology; D002648:Child; D002675:Child, Preschool; D003201:Computers; D004562:Electrocardiography; D006325:Heart Atria; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D008722:Methods; D011666:Pulmonary Valve Stenosis / Q000175:diagnosis; D013223:Statistics as Topic; D013771:Tetralogy of Fallot / Q000175:diagnosis