[1] Univ Vet & Pharmaceut Sci, Fac Vet Hyg & Ecol, Dept Biol & Wildlife Dis, Brno 61242, Czech Republic
[2] Chiba Univ, Grad Sch Med, Dept Mol Virol, Chuo Ku, Chiba 2608670, Japan
[3] Vet Res Inst, CS-62132 Brno, Czech Republic
[4] Univ Vet & Pharmaceut Sci, Fac Med Vet, Dept Pathol, Brno 61242, Czech Republic
[5] State Nat Conservancy Slovak Republic, Ctr Nat & Landscape Protect, Banska Bystrica 97401, Slovakia