Efficacy and Safety of an mRNA Seasonal Influenza Vaccine in Adults. - Leroux-Roels, Isabel; Huang, Grace; Ferguson, Murdo; Kohli, Anita; Clark, Rebecca; Bickel, Markus; Soens, Mieke; Du, Evelyn; Pucci, Alicia; Hicks, Bryony; Eschen, Colbie; Das, Rituparna; et al. (New England Journal of Medicine, 2026)