[Role of sea birds and their ectoparasites in the epizootic process].
D000818:Animals; D001096:Arachnid Vectors; D001110:Arctic Regions; D001715:Bird Diseases / Q000453:epidemiology*; D001717:Birds; D004675:Encephalitis, Tick-Borne / Q000453:epidemiology*; D009956:Psittacosis / Q000453:epidemiology*; D013987:Ticks; D014586:USSR
Rol' morskikh ptits i ikh éktoparazitov v épizooticheskom protsesse.