title: Twenty-three pediatric cases of left atrial rhythm.
mesh_terms: D000293:Adolescent; D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D002037:Bundle-Branch Block / Q000503:physiopathology; D006332:Cardiomegaly / Q000503:physiopathology; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006325:Heart Atria / Q000503:physiopathology*; D006330:Heart Defects, Congenital / Q000503:physiopathology; D006801:Humans; D007223:Infant; D008297:Male