Different measles outbreaks in Belgium, January to June 2016 – a challenge for public health Grammens, Tine and Maes, Virginie and Hutse, Veronik and Laisnez, Valeska and Schirvel, Carole and Trémérie, Jean Marie and Sabbe, Martine, Eurosurveillance, 21, 30313 (2016), https://doi.org/10.2807/1560-7917.ES.2016.21.32.30313