Ahmad, Hira, Muhammad Shabbir, Huma Mushtaq, Shahid Mukarram, Tehreem Fahd, and Syed Sajidain Syed. “Predictors of Short and Long-Term Success of Electrical Cardioversion in Persistent Atrial Fibrillation”. Pakistan Armed Forces Medical Journal 76, no. SUPPL-1 (January 30, 2026): S229-S233. Accessed February 6, 2026. https://www.pafmj.org/PAFMJ/article/view/13818.