title: Office electrocardiography in general pediatrics. 3. Cardiac chamber enlargement.
mesh_terms: D006332:Cardiomegaly / Q000175:diagnosis*; D004562:Electrocardiography; D006325:Heart Atria; D006352:Heart Ventricles; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis; D010372:Pediatrics