title: [System of measures for the early detection and epidemiological evaluation of natural foci of diseases of viral and rickettsial etiology].
mesh_terms: D004197:Disease Reservoirs; D004812:Epidemiologic Methods; D005202:Asia, Eastern; D006801:Humans; D008887:Military Medicine; D012282:Rickettsia Infections / Q000175:diagnosis*; D014330:Tropical Medicine; D014586:USSR; D014777:Virus Diseases / Q000175:diagnosis*
vernacular_title: O sisteme meropriiatiĭ po rannemu vyiavleniiu i épidemiologicheskoĭ otsenke prirodno-ochagovykh zabolevaniĭ virusno-rikketsioznoĭ étiologii