Rickettsial diseases.
D000349:Africa; D000372:Agglutination Tests; D000818:Animals; D000941:Antigens; D002417:Cattle; D004196:Disease Outbreaks; D004199:Disease Vectors; D005060:Europe; D005455:Fluorescent Antibody Technique; D006041:Goats; D006168:Guinea Pigs; D006801:Humans; D051379:Mice; D008924:Mite Infestations; D008003:Phthiraptera; D011778:Q Fever; D011817:Rabbits; D051381:Rats; D012282:Rickettsia Infections / Q000276:immunology; D012756:Sheep; D005423:Siphonaptera; D014205:Trench Fever; D014438:Typhus, Epidemic Louse-Borne; D014481:United States
D000941:Antigens