The "two-step" exercise test brought up to date.
D003935:Diagnostic Techniques, Cardiovascular; D004562:Electrocardiography; D015444:Exercise; D005080:Exercise Test; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D005082:Physical Exertion
ELECTROCARDIOGRAPHY; EXERTION; HEART DISEASES/diagnosis