Transmission of tick-borne encephalitis virus by fleas.
D000818:Animals; D004660:Encephalitis; D004669:Encephalitis Viruses, Tick-Borne; D004671:Encephalitis, Arbovirus / Q000635:transmission*; D058872:Epidemics; D058267:Flea Infestations; D005423:Siphonaptera
ENCEPHALITIS, EPIDEMIC/transmission; FLEAS