Mehmood, A. et al. 2022. Retrieval of Embolized Atrial Septal Defect Device from Left Atrium using Innovative Techniques. Pakistan Armed Forces Medical Journal. 72, SUPPL-3 (Nov. 2022), S651–53. DOI:https://doi.org/10.51253/pafmj.v72iSUPPL-3.9584.