[Strains of the causative agent of plague, devoid of the P+, virulence determinant, and their epizootic role].
D000818:Animals; D004199:Disease Vectors; D005827:Genetics, Microbial; D006801:Humans; D010326:Pasteurella Infections / Q000453:epidemiology* / Q000382:microbiology; D012377:Rodentia; D012800:Siberia; D005423:Siphonaptera; D015010:Yersinia pestis
Shtammy vozbuditelia chumy, lishennye determinanty virulentnosti P+, i ikh épizooticheskaia rol.