YOUNIS, M. Y. .; AHMAD, S. .; JAMAL, T. .; SAYED, T. M. .; DURRANI, H. M. .; RAMEEZ, R. . Rate of Helicobacter pylori Infection Among Patients with Chronic Obstructive Pulmonary Disease. Pakistan Journal of Chest Medicine, [S. l.], v. 28, n. 3, p. 365–370, 2022. Disponível em: https://pjcm.net/index.php/pjcm/article/view/911. Acesso em: 22 apr. 2026.