Analysis of Comorbidity and Its Association with Disease Severity and Mortality Rate in Hospitalized COVID-19 Patients. Jurnal Respirologi Indonesia, [S. l.], v. 42, n. 1, p. 18–25, 2022. DOI: 10.36497/jri.v42i1.278. Disponível em: http://www.jurnalrespirologi.org/index.php/jri/article/view/278. Acesso em: 26 aug. 2025.