[Epidemiology of diseases with natural foci in connection with conquering virgin soil and fallow lands].
D003141:Communicable Diseases / Q000453:epidemiology*; D006801:Humans; D012987:Soil
D012987:Soil
COMMUNICABLE DISEASES/epidemiology
K epidemiologii prirodnoochagovykh boleznei v sviazi s osvoeniem tselinnykh i zalezhnykh zemel'.