Hossain, M. M., A. F. Rahman, M. A. Siddique, S. K. Banerjee, C. M. Ahmed, H. Hoque, M. A. Rahman, N. Mohammad, A. I. Joarder, F. I. Khaled, M. F. I. Kabir, and S. A. Ahsan. “A Study of Changes in Various Echocardiographic Parameters in Patients With Chronic Stable Angina Undergoing Percutaneous Coronary Intervention (PCI)”. University Heart Journal, vol. 9, no. 2, May 2015, pp. 99-106, doi:10.3329/uhj.v9i2.23431.