| WNND | West Nile neuroinvasive disease |
| WNV | West Nile virus |
| ADIS | Animal Disease Information System |
| ECDC | European Centre for Disease Prevention and Control |
| EFSA | European Food Safety Authority |
| EU/EEA | European Union/European Economic Area |
| NAT | Nucleic acid testing |
| TESSy | The European Surveillance System |
| WOAH | World Organisation for Animal Health |
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