Validation of the Decaf Scale to Predict in-Hospital Mortality in Acute Exacerbations of Copd in a Cohort in a South American Hospital. Respirar, [S. l.], v. 17, n. 1, p. 31–38, 2025. DOI: 10.55720/respirar.17.1.2. Disponível em: https://respirar.alatorax.org/index.php/respirar/article/view/269. Acesso em: 25 aug. 2026.