Syvolap, V. V., and V. A. Lysenko. 2024. “Prognostic Values of the Diastolic Index As a Marker of Chronic Heart Failure With Preserved Left Ventricular Ejection Fraction”. Zaporozhye Medical Journal 26 (1):5-10. https://doi.org/10.14739/2310-1210.2024.1.292909.