title: [Developmental changes of the left and right ventricular ratio in ECG (author's transl)].
mesh_terms: D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D006801:Humans; D007223:Infant; D007231:Infant, Newborn
vernacular_title: Vývinové zmeny pomeru l'avej a pravej komory srdca v elektrokardiografickom obraze.