[1]
“Fragmented QRS; as a new sign on ECG for pre-diagnosis of non-ST elevation myocardial infarction ”, Ann Med Res , vol. 25, no. 4, pp. 0584–0588, May 2021, Accessed: Oct. 14, 2025. [Online]. Available: http://annalsmedres.org/index.php/aomr/article/view/1151