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
Newborn heel prick screening starts on St Eustatius and Saba On 26 October 2015, heel prick screening started for all newborns on St Eustatius and Saba.