Ferdaushi, Umme Habiba, M Atahar Ali, Shaila Nabi, Mainul Islam, Md Shamshul Alam, and Md Arifur Rahman. “Evaluation of Morphology of Premature Ventricular Contraction on 12-Lead Electrocardiogram”. Bangladesh Heart Journal 31, no. 2 (April 28, 2017): 74–79. Accessed June 30, 2022. https://www.banglajol.info/index.php/BHJ/article/view/32378.