1. Cardiac pumping capability and prognosis in heart failure;Tan, L.B.;Lancet,1986
2. Assessment of cardiac function;Braunwald, E.,1988
3. Long-term digitalis therapy improves left ventricular function in heart failure;Arnold, S.B.; Byrd, R.C.; Meister, W.;N EnglJ Med,1980
4. Exercise capacity in patients with severe left ventricular dysfunction;Benge, W.; Litchfield, R.L.; Marcus, M.L.;Circulation,1980
5. Lack of correlation between exercise capacity and indexes of resting left ventricular performance in heart failure;Franciosa, J.A.; Park, M.; Levine, T.B.;Am J Cardiol,1981