DR. RAKESH KUMAR SHAHI; DR. RAJENDRA RAI; DR. P NIGAM. Electrocardiographic Findings and Its Comparison With Chronic Obstructive Pulmonary Disease Severity In Patients: A Prospective Study: Electrocardiographic Findings And Its Comparison With COPD Severity In Patients. National Journal of Integrated Research in Medicine, [S. l.], v. 11, n. 4, p. 15–18, 2020. Disponível em: http://nicpd.ac.in/ojs-/index.php/njirm/article/view/2852. Acesso em: 24 apr. 2024.