Hak, EVerheij, TJMvan Essen, GALafeber, ABrivmGrobbee, DEHoes, AW2025-03-172025-03-172001https://rivm.openrepository.com/handle/10029/639073Prognostic factors for influenza-associated hospitalization and death during an epidemicArticleEpidemiol Infect 2001; 126:261-82025-03-17