Shaheen, M. S. A., Sardar, K., Chowdhury, A. N., Rahman, M. M., Alam, M. N. A., Ahmed, R. and Uddin, M. J. (2018) “Ejection Fraction <35% - Anaesthetic Experience of 236 Cases: A Retrospective Study”, Anwer Khan Modern Medical College Journal, 9(2), pp. 114–120. doi: 10.3329/akmmcj.v9i2.39206.