title: Cardiac arrhythmias observed during maximal treadmill exercise testing in clinically normal men.
mesh_terms: D000328:Adult; D000367:Age Factors; D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D004562:Electrocardiography; D005080:Exercise Test; D006321:Heart / Q000503:physiopathology*; D006331:Heart Diseases / Q000175:diagnosis*; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged