., Dr. Afshan Fayyaz, Syed Muhammad Imran Majeed, and Waqar Ahmed . 2013. “DETECTION OF CONGENITAL HEART DISEASE BY FETAL ECHOCARDIOGRAPHY: Congenital Heart Disease”. Pakistan Armed Forces Medical Journal 63 (2): 184-88. https://pafmj.org/PAFMJ/article/view/2225.