Q fever in Saudi Arabia.
D000818:Animals; D001083:Arabia; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D006041:Goats; D006801:Humans; D011778:Q Fever / Q000453:epidemiology*; D012756:Sheep; D012757:Sheep Diseases / Q000453:epidemiology*