[The role of cows in the formation of foci of jaundice-less leptospirosis in the Amur region].
D000818:Animals; D002417:Cattle; D004199:Disease Vectors; D006801:Humans; D007922:Leptospirosis / Q000209:etiology*; D012800:Siberia
Rol' korov v formirovanii ochagov bezzheltushnykh lept o spirozov v amurskoĭ oblasti.