title: Studies on the occurrence of tick-borne encephalitis in Hungary.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D002642:Chick Embryo; D002648:Child; D002675:Child, Preschool; D004675:Encephalitis, Tick-Borne / Q000453:epidemiology*; D006801:Humans; D006814:Hungary; D007223:Infant; D007231:Infant, Newborn; D008875:Middle Aged