Risk Factors for Multidrug Resistant organisms in Exacerbation of COPD. Chest & Heart Journal , [S. l.], v. 45, n. 1, p. 40–46, 2023. Disponível em: https://www.banglajol.info/index.php/CHJ/article/view/64742. Acesso em: 25 jun. 2026.