Williams, J E Potency of killed plague vaccines prepared from avirulent Yersinia pestis. [electronic resource] - Bulletin of the World Health Organization 1980 - 753-6 p. digital Publication Type: Journal Article ISSN: 0042-9686 Subjects--Topical Terms: AnimalsMiceMice, Inbred ICRPlague--prevention & controlPlague VaccineYersinia pestis