Siddiqui, M. N. A., S. Sultana, A. Hossain, and M. A. Siddiqui. “Electrocardiography and Chest X-Ray in Prediction of Left Ventricular Systolic Dysfunction”. KYAMC Journal, vol. 2, no. 1, Jan. 2013, pp. 118-22, doi:10.3329/kyamcj.v2i1.13515.