Golinevitch, H M The superficial protective antigen of R. prowazeki. [electronic resource] - Journal of hygiene, epidemiology, microbiology, and immunology 1968 - 413-9 p. digital Publication Type: Journal Article ISSN: 0022-1732 Subjects--Topical Terms: AntigensChemical PrecipitationComplement Fixation TestsElectrophoresisEthers--pharmacologyFreezingHemagglutination TestsHumansImmunization ScheduleImmunoelectrophoresisNeutralization TestsPhenols--pharmacologyQuaternary Ammonium CompoundsRickettsia prowazekii--immunologySulfatesTyphus, Epidemic Louse-Borne--prevention & controlVaccines--isolation & purification