[R and S waves in the precordial ECG in right hypertrophy in infancy and childhood].
D006332:Cardiomegaly; D002648:Child; D004562:Electrocardiography; D006801:Humans; D006984:Hypertrophy; D007223:Infant; D035441:Thoracic Wall
ELECTROCARDIOGRAPHY; HEART ENLARGEMENT/in infancy and childhood