Sheel, B.K. , Badiuzzaman, M. , Haque, T. , Rahman, H. , Biswas, A.K. and Khan, S.R. 2022. Association between Myocardial Performance Index (Tei- Index) and Severity of Coronary Artery Disease in Patients with Non-ST Segment Elevation Acute Coronary Syndrome. Bangladesh Heart Journal. 37, 1 (Jun. 2022), 16–26. DOI:https://doi.org/10.3329/bhj.v37i1.60100.