Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography, 25 4 2025, Pages S0894-7317(25)00396-7 Left Atrial Strain Index in Patients with Heart Failure with Preserved Ejection Fraction. Chua APA, Weerts J, Achten A, Nabeta T, Sarrazyn C, Lopez-Santi P, Mourmans SGJ, Su JL, Bax JJ, Knackstedt C, van Empel VPM, Ajmone-Marsan N