Adhikari, Chandra Mani, et al. “Transcatheter Closure of Atrial Septal Defect and Balloon Pulmonary Valvuloplasty With Inoue Balloon in Adult Patients”. Nepalese Heart Journal, vol. 18, no. 1, Apr. 2021, pp. 61-64, doi:10.3126/njh.v18i1.36790.