TY JOUR TI RESIDUAL VIRULENCE, ANTIGENIC PROPERTIES, SURVIVABILITY DURATION AND CONTAGIOSITY OF B. ABORTUS STRAIN 82-TR KW brucellosis KW infection KW contagiousness KW B. abortus KW virulence KW survival KW tetracycline-resistant variant JO Bulletin of KSAU AU Kosarev, M.A. AU Bogova, Y.A. AU Safina, G.M. AU Tuhvatullina, L.A. PY 2023 IS 0 PB Krasnoyarsk State Agrarian University