Rijksinstituut voor Volksgezondheid en Milieu Visits on 'lamb-viewing days' at a sheep farm open to the public was a risk factor for Q fever in 2009 | RIVM Jaar: 2012 Visits on 'lamb-viewing days' at a sheep farm open to the public was a risk factor for Q fever in 2009 | RIVM Bron: rivm.nl Download dossier (ZIP) · JSON