Rahman, M. A. ., M. . Ullah, M. I. . Hossain, M. B. . Ali, and M. A. . Kader Akanda. “Relationship Between QRS Duration on Admission ECG and Angiographic Severity of Coronary Artery Disease in Patients With Acute Anterior Myocardial Infarction”. Cardiovascular Journal, vol. 14, no. 2, Apr. 2022, pp. 143-9, doi:10.3329/cardio.v14i2.58779.