The importance of positive T waves in the right precordial electrocardiogram during the first year of life.
D001145:Arrhythmias, Cardiac; D018376:Cardiovascular Abnormalities / Q000175:diagnosis*; D002319:Cardiovascular System; D004562:Electrocardiography; D006801:Humans
CARDIOVASCULAR DEFECTS, CONGENITAL/diagnosis; ELECTROCARDIOGRAPHY