Farhan, Ali, et al. “An Innovative Approach for the Prediction of Future Arrhythmia through T-Wave Alternans on Surface Electrocardiogram (ECG)”. Pakistan Armed Forces Medical Journal, vol. 73, no. 6, Dec. 2023, pp. 1569-72, https://doi.org/10.51253/pafmj.v73i6.4846.