Ferraz DOM. CHRONIC SYSTEMIC COMORBIDITIES AND MORTALITY ASSOCIATED WITH CORONAVIRUS 2019 (COVID-19) IN HOSPITALIZED PATIENTS FROM A MEDIUM-SIZED BRAZILIAN CITY. REASE [Internet]. 2024 Aug. 22 [cited 2026 Sep. 29];10(8):2741-55. Available from: https://periodicorease.pro.br/rease/article/view/15401