“DYNAMICS OF MORTALITY FROM DISEASES OF THE CIRCULATORY ORGANS IN BULGARIA, SOUTH CENTRAL REGION AND PLOVDIV PROVINCE”. MEDIS – International Journal of Medical Sciences and Research 3, no. 1 (April 9, 2024): 13–18. Accessed October 4, 2026. https://medisij.com/index.php/mij/article/view/104.