High-Dose Influenza Vaccine Effectiveness against Hospitalization in Older Adults - Niklas Dyrby Johansen; Daniel Modin; Matthew M. Loiacono; Rebecca C. Harris; Marine Dufournet; Carsten Schade Larsen; Lykke Larsen; Lothar Wiese; Michael Dalager-Pedersen; Brian L. Claggett; Kira Hyldekær Janstrup; Katja Vu Bartholdy; et al. (New England Journal of Medicine, 2025)