exercise tests with bicycle ergometer were performed in 9 normals and 54 patients with ischemic heart disease ( ihd ) , in order to evaluate the heart rate ( hr ) as a parameter for determining the physical working capacity and controlling the daily activities , and to observe the circulatory and metabolic effects of beta-blockers and moreover to study the strength-duration relationship of exertion .
C0220825
evaluate
C0031809
physical