Phung, Minh, Hieu Nguyen, and Linh Tran. “Electrocardiogram Signal Classification for Heart Disease Identification”. Engineering, Technology & Applied Science Research 15, no. 3 (June 4, 2025): 23978–23987. Accessed April 27, 2026. https://www.etasr.com/index.php/ETASR/article/view/9027.