Tasbulat Dosayev, Aidana Saidakhmetova, Ardana Balapanova, and Salikh Kaldybaev. “Morphology of the Sinus of Valsalva, Aortic Valve, and Pulmonary Valve in Normal Hearts and in Aortic Hypoplasia”. Modern Scientific Method, no. 12 (January 19, 2026). Accessed April 29, 2026. https://ojs.publisher.agency/index.php/MSM/article/view/7662.