Rijksinstituut voor Volksgezondheid en Milieu The impact of variant and vaccination on SARS-CoV-2 symptomatology; three prospective household cohorts | RIVM Jaar: 2023 The impact of variant and vaccination on SARS-CoV-2 symptomatology; three prospective household cohorts | RIVM Bron: rivm.nl Download dossier (ZIP) · JSON