title: [Problems in the organization of epidemiological surveillance of natural focal infections and ways of their solution].
abstract: The spread of natural focal infections is determined by a set of interrelated and interdependent populations of warm-blooded animals, arthropods, and microorganisms. Real danger to humans makes their foci be included into environmental risk factors in this or that area.
authors: A A
authors: AA
authors: Nafeev
authors: G V
authors: GV
authors: Salina
mesh_terms: D000818:Animals; D003411:Arvicolinae / Q000821:virology; D004669:Encephalitis Viruses, Tick-Borne / Q000472:pathogenicity; D004675:Encephalitis, Tick-Borne / Q000453:epidemiology* / Q000517:prevention & control / Q000821:virology; D018063:Hantaan virus / Q000472:pathogenicity; D006480:Hemorrhagic Fever with Renal Syndrome / Q000453:epidemiology* / Q000517:prevention & control / Q000821:virology; D006801:Humans; D018884:Ixodes / Q000821:virology; D008193:Lyme Disease / Q000453:epidemiology* / Q000517:prevention & control; D051379:Mice; D051381:Rats; D014611:Vaccination; D015047:Zoonoses / Q000453:epidemiology* / Q000821:virology