[Status of immunity in sheep after repeated vaccination with strain 19 vaccine].
D000818:Animals; D001428:Bacterial Vaccines; D002006:Brucellosis / Q000662:veterinary*; D007115:Immunization Schedule / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000276:immunology*; D013997:Time Factors
D001428:Bacterial Vaccines
Sostoianie immuniteta u ovets, privitykh mnogokratno vaktsinoĭ iz shtamma 19.