Rijksinstituut voor Volksgezondheid en Milieu Comparison of norovirus genogroup I, II and IV seroprevalence among children in the Netherlands, 1963, 1983 and 2006 | RIVM Jaar: 2016 Comparison of norovirus genogroup I, II and IV seroprevalence among children in the Netherlands, 1963, 1983 and 2006 | RIVM Bron: rivm.nl Download dossier (ZIP) · JSON