Alisher Murodiljon o‘g‘li, Boltaboyev. “Congenital Heart Defects: Types, Symptoms and Causes”. Web of Semantics : Journal of Interdisciplinary Science, vol. 2, no. 5, May 2024, pp. 404-7, https://web.semanticjournals.org/index.php/wos/article/view/318.