[THE VENTRICULAR GRADIENT IN NEWBORN BABIES AND DURING THE 1ST YEAR OF LIFE].
D004562:Electrocardiography; D006334:Heart Function Tests; D006352:Heart Ventricles; D006801:Humans; D007223:Infant; D007231:Infant, Newborn
ELECTROCARDIOGRAPHY; HEART FUNCTION TESTS; INFANT; INFANT, NEWBORN
ZACHOWANIE SI E GRADIENTU KOMOROWEGO W PIERWSZYM ROKU ZYCIA DZIECKA.