Purnawarman, Adi, Nur Haryono, and Indriwanto Sakijan. “Factors Influencing of Pulmonary Vascular Resistances Change Immediately After Balloon Mitral Valvotomy in Mitral Stenosis”. Indonesian Journal of Cardiology 32, no. 3 (1): 170-8. Accessed November 26, 2024. https://ijconline.id/index.php/ijc/article/view/94.