[1] Univ Vet Med, Dept Pathol, Istvan Str 2, H-1076 Budapest, Hungary
[2] Natl Vet Res Inst, Partyzantow 57, PL-24100 Pulawy, Poland
[3] Univ Hong Kong, 5N-12 Kadoorie Biol Sci Bldg, Hong Kong, Hong Kong, Peoples R China
[4] Natl Food Chain Safety Off Vet Diagnost Directora, Tabornok Str 2, H-1149 Budapest, Hungary
[5] Bernhard Nocht Inst Trop Med, WHO Collaborating Ctr Arbovirus & Haemorrhag Feve, Arbovirol, Natl Reference Ctr Trop Infect Dis, Bernhard Nocht Str 74, D-20359 Hamburg, Germany
[6] Univ Vet & Pharmaceut Sci Brno, Inst Infect Dis & Microbiol, Fac Vet Med, Brno 61242, Czech Republic
[7] Vet Inst Zvolen, Drahami 918, Zvolen 96086, Slovakia
[8] Vet Diagnost Lab, PL-11036 Gietrzwald, Poland
[9] Natl Food Chain Safety Off Anim Hlth & Anim Welf, Keleti Karoly Str 24, H-1024 Budapest, Hungary
[10] Univ Zagreb, Fac Agr, Dept Anim Sci, Svetosimunska Cesta 25, Zagreb 10000, Croatia
[11] Sci Vet Inst Novi Sad, Rumenacki Put 20, Novi Sad 21000, Serbia
[12] Med Univ Sofia, Dept Med Microbiol, Fac Med, Zdrave Str 2, Sofia 1431, Bulgaria
[13] Univ Ljubljana, Vet Fac, Natl Vet Inst, Gerbiceva 60, Ljubljana 1000, Slovenia
[14] Warsaw Univ Life Sci SGGW, Dept Pathol & Vet Diagnost, Fac Vet Med, Ul Nowoursynowska 159c, PL-02776 Warsaw, Poland