title: The susceptibility of lambs for the experimental infection with Rickettsia prowazeki.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D001769:Blood / Q000382:microbiology; D004199:Disease Vectors; D004531:Eggs; D005334:Fever / Q000175:diagnosis; D006168:Guinea Pigs; D006386:Hemagglutination Tests; D006801:Humans; D008003:Phthiraptera; D012282:Rickettsia Infections / Q000276:immunology; D012283:Rickettsia prowazekii / Q000472:pathogenicity*; D012756:Sheep / Q000276:immunology*