Porokhnya, N. G. “Prognostic Criteria for the Development of Infective Endocarditis in Children With Heart Pathology”. Medicni perspektivi 19, no. 3 (September 30, 2014): 62–65. Accessed July 17, 2024. https://journals.uran.ua/index.php/2307-0404/article/view/30397.