Proklamartina, Nurnajmia Curie, Radityo Prakoso, Oktavia Lilyasari, Rina Ariani, Sisca Natalia Siagian, and Amiliana Mardiani Soesanto. “Pulmonary Doppler Notch Pattern in Relation With Pulmonary Vascular Resistance Index in Patients With Atrial Septal Defect”. Indonesian Journal of Cardiology 41, no. 3 (March 7, 2021). Accessed October 15, 2026. http://ijconline.id/index.php/ijc/article/view/1053.