Nguyen, T.N. and Doan, V.T. 2026. Diagnostic Preservation After ECG Digitization: From Risk Stratification to Reliability Assurance. Journal of Trends in Computer Science and Smart Technology. 8, 4 (Oct. 2026), 978–992. DOI:https://doi.org/10.36548/jtcsst.2026.4.004.