Early start of the West Nile fever transmission season 2018 in Europe Haussig, Joana M. and Young, Johanna J. and Gossner, CĂ©line M. and Mezei, Eszter and Bella, Antonino and Sirbu, Anca and Pervanidou, Danai and Drakulovic, Mitra B. and Sudre, Bertrand, Eurosurveillance, 23, 1800428 (2018), https://doi.org/10.2807/1560-7917.ES.2018.23.32.1800428