Islam, Syed Nazmul, Syed Ali Ahsan, Manzoor Mahmood, Dipal Krishna Adhikary, Khurshed Ahmed, Syeda Niger Sultana, Jannatun Nahar, et al. 2021. “Association of P Wave Dispersion With Angiographic Severity in Patients With Chronic Stable Angina”. University Heart Journal 17 (2):81-85. https://doi.org/10.3329/uhj.v17i2.54363.