ANJUM, A.; KHALID, M. K.; SHAFIQ, S.; MUSTAFA, T. ur R.; MUNIR, A. Association of ECG Lead I Sign in Patients of Chronic Obstructive Pulmonary Disease. Indus Journal of Bioscience Research, [S. l.], v. 3, n. 4, p. 618–622, 2025. DOI: 10.70749/ijbr.v3i4.973. Disponível em: https://induspublishers.com/index.php/IJBR/article/view/973. Acesso em: 9 apr. 2026.