Electrocardiographic findings after open-heart surgery in children.
D001145:Arrhythmias, Cardiac; D006348:Cardiac Surgical Procedures; D002648:Child; D006321:Heart; D006354:Heart, Artificial; D006801:Humans; D010372:Pediatrics; D013903:Thoracic Surgery
ARRHYTHMIA; HEART SURGERY; HEART, MECHANICAL; PEDIATRICS