[Electrocardiogram in two-step exercise test].
D004562:Electrocardiography; D015444:Exercise; D005080:Exercise Test; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D006973:Hypertension / Q000175:diagnosis*
ELECTROCARDIOGRAPHY; HEART DISEASE/diagnosis; HYPERTENSION/diagnosis
El electrocardiograma de esfuerzo de los dos escalones.