JOHN, C Susceptibility of young rats to strains of Brucella of varying virulence. [electronic resource] - Journal of hygiene, epidemiology, microbiology, and immunology 1957 - 342-52 p. digital Publication Type: Journal Article ISSN: 0022-1732 Subjects--Topical Terms: AnimalsBrucellaBrucellosisDisease SusceptibilityRatsVirulence