Siddiqui, M. N. A., Sultana, S., Hossain, A., & Siddiqui, M. A. (2013). Electrocardiography and Chest X-ray in Prediction of Left Ventricular Systolic Dysfunction. KYAMC Journal, 2(1), 118–122. https://doi.org/10.3329/kyamcj.v2i1.13515