title: [Virulence and immunogenic properties in strains of Theileria annulata].
mesh_terms: D000818:Animals; D016782:Apicomplexa / Q000276:immunology / Q000472:pathogenicity; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology* / Q000517:prevention & control; D013801:Theileriasis / Q000382:microbiology* / Q000517:prevention & control
vernacular_title: Virulentnost' i immunogennye svoĭstva shtammov Theileria annulata