Sadiq, N. (2014) “TRANSCATHETER DEVICE CLOSURE OF SECUNDUM ATRIAL SEPTAL DEFECT (ASD) IN YOUNG CHILDREN: Atrial Septal Defect (ASD)”, Pakistan Armed Forces Medical Journal, 64(2), pp. 355–59. Available at: https://pafmj.org/PAFMJ/article/view/878 (Accessed: 13 November 2025).