Rafique, Saima, Sana Imtiaz, Khurram Akhtar, Amjad Mehmood, Andaleeb Ara, Abdul Wahab, Abubakar Sadiq, and Javeria Kamran. “Anatomical Characteristics of Patent Ductus Arteriosus and Choice of Transcatheter Occluder Devices”. Pakistan Armed Forces Medical Journal 74, no. SUPPL-1 (May 30, 2024): S62-S67. Accessed December 20, 2024. https://pafmj.org/PAFMJ/article/view/11562.