[Effect of a prolonged strenuous athletic training on cardiac arrhythmia in adolescents].
D001145:Arrhythmias, Cardiac / Q000502:physiology*; D053840:Brugada Syndrome; D000075224:Cardiac Conduction System Disease; D006329:Heart Conduction System; D010806:Physical Education and Training; D013177:Sports
ARRHYTHMIA/physiology; PHYSICAL EDUCATION AND TRAINING