Mooi, FRrivmvan Loo, IHMvan Gent, MrivmQH, HeBart, MJrivmHeuvelman, KJrivmde Greeff, SCrivmDiavatopoulos, DTeunis, PrivmNagelkerke, NMertsola, J2025-03-192025-03-1920091975158110.3201/eid1508.081511https://rivm.openrepository.com/handle/10029/643435Bordetella pertussis strains with increased toxin production associated with pertussis resurgenceArticleEmerg Infect Dis 2009; 15(8):1206-132025-03-19