[RELATIONSHIP BETWEEN THE DURATION OF THE P WAVE AND THE P-R SEGMENT IN INTERAURICULAR SEPTAL DEFECT].
D004562:Electrocardiography; D006325:Heart Atria; D006343:Heart Septal Defects; D006344:Heart Septal Defects, Atrial; D006801:Humans
ELECTROCARDIOGRAPHY; HEART SEPTAL DEFECTS, ATRIAL
RELACI'ON ENTRE LA DURACI'ON DE LA ONDA P Y DEL SEGMENTO P-R EN EL DEFECTO SEPTAL INTERAURICULAR.