An immunological purification of typhus Rickettsiae.
D000818:Animals; D006801:Humans; D051379:Mice; D012281:Rickettsia; D014437:Typhus, Endemic Flea-Borne / Q000276:immunology*; D014438:Typhus, Epidemic Louse-Borne
RICKETTSIA; TYPHUS, MURINE/immunology