Koirala, B, R Koirala, J Sharma, S Pradhan, A Acharya, P Sharma, and K Rai. 2004. “Trans-Atrial, Trans-Pulmonary Repair of Tetralogy of Fallot in Older Children and Adults:”. Nepalese Heart Journal 3 (3):67. https://doi.org/10.3126/njh.v3i3.26133.