title: The importance of clinical subsets in interpreting maximal treadmill exercise test results: the role of multiple-lead ECG systems.
mesh_terms: D000787:Angina Pectoris / Q000175:diagnosis; D003327:Coronary Disease / Q000175:diagnosis; D004562:Electrocardiography; D005080:Exercise Test; D006801:Humans; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000503:physiopathology; D012306:Risk; D013909:Thorax / Q000503:physiopathology