Open access
Aug 2026
COVID-19 vaccine effectiveness against in-hospital mortality in immunocompromised older adults: a Brazilian hospital surveillance study, 2024
ABSTRACT Objective: The study evaluated the association between COVID-19 vaccination and in-hospital mortality among immunocompromised older adults hospitalized for COVID-19 in Brazil during the 2024 epidemiologic year. Methods: This retrospective hospital-based surveillance study used data from the Brazilian SIVEP-Gri...
R. D. de Rezende, J. F. Pimentel, Bruno Santos Caxias et al.
· Revista brasileira de epidem... · 0 citations