Analysis of the surveillance situation for viral encephalitis and meningitis in Europe Donoso Mantke , O and Vaheri, A and Ambrose, H and Koopmans, M and de Ory, F and Zeller, H and Beyrer, K and Windorfer, A and Niedrig, M and representing the European Network for Diagnostics of ‘Imported’ Viral Diseases (ENIVD) Working Group for Viral CNS Diseases, Eurosurveillance, 13, 8017 (2008), https://doi.org/10.2807/ese.13.03.08017-en