Masum, M. M., R. Shahrear, Z. A. Yesmin, L. Nishat, and L. A. Banu. “Evaluation of LVEF With Changing Left Ventricular Morphology in Hypertrophic Cardiomyopathy”. University Heart Journal, vol. 15, no. 1, May 2019, pp. 12-15, doi:10.3329/uhj.v15i1.41440.