Madiyono B, Oesman I, Sastroasmoro S, Putra S, Soelaeman E, Rachmad K. Secundum Atrial Septal Defect Before and After Surgery. PI [Internet]. 20Mar.2018 [cited 4Jul.2024];29(9-10):199-08. Available from: https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/1855