Grey heron infected with West Nile virus A grey heron in the Noord-Holland-Noord region has tested positive for the West Nile virus. The virus is rare in the Netherlands. Bas van de Meulengraaf
RIVM and Olive Foundation open trading to mark the European Cervical Cancer Prevention Week January 20th, the Olive Foundation and RIVM opened AEX trading day in Amsterdam on the occasion of the 9th European Cervical Cancer Prevention Week.