Spichak IV, Zhirova IV, Podgaina MV, Korzh YV, Ivashchenkova AO. Comparative analysis of current health expenditure and mortality from COVID-19 by countries. AVFT [Internet]. 2021Feb.6 [cited 2024Dec.28];39(5). Available from: http://saber.ucv.ve/ojs/index.php/rev_aavft/article/view/21043