The impact of COVID-19 vaccination on long-term risk of new-onset atrial fibrillation/flutter after COVID-19 infection: A retrospective cohort study - Ching-Chung Ko; Jheng-Yan Wu; Kuo-Chuan Hung; Shu-Wei Liao; Ya-Wen Tsai; Tsung Yu; Chien-Ming Lin; I-Wen Chen (PLoS ONE, 2026)