S. K. Mallick, M. Ali, and A. K. Chowdhury, “Value of ST- Segment Depression with T-Wave Inversion in Lateral Leads I, aVL, V4-V6 in Diagnosing the Left Main or Left Main Equivalent Coronary Artery Disease”, Cardiovasc. j., vol. 9, no. 2, pp. 135–141, May 2017.