Novel Echocardiography-Derived Left Ventricular Stiffness Index in Low-Flow Versus Normal-Flow Severe Aortic Stenosis with Preserved Left Ventricular Ejection Fraction

by Ngiam, J.N., Chew, N.W.S., Tan, B.Y.-Q., Sim, H.W., Kong, W.K.F., Yeo, T.-C., Chowdhury, S.M., Poh, K.-K.
Published 2021