Khan, Bella, Romana Awan, Saba Hussain, Tahir Saghir, and Yasir Paracha. “Percutaneous Transmitral Commissurotomy - Clinical and Echocardiographic Follow-up in Severe Mitral Stenosis”. Pakistan Heart Journal 56, no. 1 (April 1, 2023): 72–76. Accessed November 22, 2024. https://pakheartjournal.com/index.php/pk/article/view/2400.