Koirala, B, R Koirala, J Sharma, S Pradhan, A Acharya, P Sharma, and K Rai. “Rheumatic Valvular Lesions: Surgical Interventions”. Nepalese Heart Journal 3, no. 3 (November 30, 2004): 68–69. Accessed May 2, 2024. https://www.nepjol.info/index.php/NHJ/article/view/26134.