Haq, Mahmood ul, Muhammad Hafizullah, Adnan Mehmood Gul, Hikmat Ullah Jan, and Zahid Aslam Awan. “PERCUTANEOUS TRANSVENOUS MITRAL COMMISSUROTOMY (PTMC) THROUGH PATENT FORAMEN OVALE (PFO) A NOVEL APPROACH”. Journal of Postgraduate Medical Institute 22, no. 2 (August 13, 2011). Accessed December 18, 2024. https://jpmi.org.pk/index.php/jpmi/article/view/237.