REASONS BEHIND DISTINCTION IN LIFE EXPECTANCY OF DEVELOPED COUNTRIES AND DEVELOPING COUNTRIES. (2024). Yangi O’zbekistonda Tabiiy Va Ijtimoiy-Gumanitar Fanlar Respublika Ilmiy Amaliy Konferensiyasi, 2(11), 100-106. https://universalpublishings.com/index.php/gumanitar/article/view/8158