title: ELECTROCARDIOGRAPHIC CHANGES IN HEALTHY YOUNG MEN AFTER EXERCISE.
mesh_terms: D003327:Coronary Disease; D004562:Electrocardiography; D015444:Exercise; D005080:Exercise Test; D006327:Heart Block; D006801:Humans; D008297:Male; D005082:Physical Exertion; D013223:Statistics as Topic
keywords: CORONARY DISEASE; ELECTROCARDIOGRAPHY; EXERCISE TEST; EXERTION; HEART BLOCK; STATISTICS