title: Some contemporary aspects of natural focality and epidemiology of tick-borne encephalitis.
mesh_terms: D000328:Adult; D000818:Animals; D001179:Arthropod Vectors; D002648:Child; D002675:Child, Preschool; D004197:Disease Reservoirs; D004669:Encephalitis Viruses, Tick-Borne; D004675:Encephalitis, Tick-Borne / Q000453:epidemiology* / Q000382:microbiology / Q000635:transmission; D005060:Europe; D006801:Humans; D012959:Socioeconomic Factors; D013987:Ticks / Q000382:microbiology; D014586:USSR