Broberg, EHungnes, OSchweiger, BProsenc, KDaniels, RGuiomar, RIkonen, NMeijer, Aetal2025-03-252025-03-2520162776221110.2807/1560-7917.ES.2016.21.41.30370https://rivm.openrepository.com/handle/10029/649566Improving influenza virological surveillance in europe: Strain-based reporting of antigenic and genetic characterisation data, 11 European countries, influenza season 2013/14.ArticleEuro Surveill 2016; 21(41):pii.303702025-03-25