Verulava, Tengiz, Ana Ghonghadze, Revaz Jorbenadze, and Michael Tsverava. “Epidemiology of Heart Failure in Elderly Patients ”. Health Policy, Economics and Sociology 5 (September 9, 2021). Accessed April 19, 2025. https://heconomic.cu.edu.ge/index.php/healthecosoc/article/view/6271.