Rijksinstituut voor Volksgezondheid en Milieu SARS-CoV-2 outbreaks in secondary school settings in the Netherlands during fall 2020; silent circulation | RIVM Jaar: 2023 SARS-CoV-2 outbreaks in secondary school settings in the Netherlands during fall 2020; silent circulation | RIVM Bron: rivm.nl Download dossier (ZIP) · JSON