title: Delimitation of natural foci of tick-borne encephalitis in north-eastern Moravia.
mesh_terms: D000818:Animals; D003168:Complement Fixation Tests; D003604:Czechoslovakia; D004463:Ecology; D004669:Encephalitis Viruses, Tick-Borne / Q000276:immunology; D004675:Encephalitis, Tick-Borne / Q000453:epidemiology* / Q000276:immunology; D006801:Humans; D009500:Neutralization Tests; D013987:Ticks