The 2023-2024 US influenza season was characterized by a predominance of A(H1N1)pdm09 virus circulation with cocirculation of A(H3N2) and B/Victoria viruses. We estimated vaccine effectiveness (VE) in the United States against mild-to-moderate medically attended influenza illness in the 2023-2024 season. Methods:...

Universal access to influenza vaccination in pediatric age is crucial to reducing the burden of influenza among children. This study aimed to assess whether school-based influenza vaccination programs improve access and equity compared to health center-based campaigns, by comparing coverages by parental...

Les sujets âgés de 65 ans et plus paient chaque année un lourd tribut à l’épidémie de grippe. Celui-ci se mesure en termes d’infections sévères, d’hospitalisations et de complications, tant cardiaques que respiratoires. Les vaccins...