title: Multistage electrocardiographic exercise tests. Principles and clinical applications.
mesh_terms: D000328:Adult; D000367:Age Factors; D003327:Coronary Disease / Q000175:diagnosis; D004562:Electrocardiography; D005080:Exercise Test; D005260:Female; D006331:Heart Diseases / Q000175:diagnosis / Q000188:drug therapy; D006339:Heart Rate; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D005996:Nitroglycerin / Q000494:pharmacology; D010100:Oxygen / Q000097:blood; D010809:Physical Fitness; D011379:Prognosis; D012737:Sex Factors
chemical_list: D005996:Nitroglycerin; D010100:Oxygen