title: Exercise testing: methods and uses.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D003327:Coronary Disease / Q000175:diagnosis; D004734:Energy Metabolism; D005080:Exercise Test / Q000295:instrumentation / Q000379:methods; D006321:Heart / Q000502:physiology; D006801:Humans; D010100:Oxygen / Q000502:physiology; D010807:Physical Endurance; D005082:Physical Exertion; D012119:Respiration
chemical_list: D010100:Oxygen