title: LABORATORY outbreak of Q fever caused by the Balkan grippe strain of Rickettsia burneti.
mesh_terms: D063368:Balkan Peninsula; D016997:Coxiella burnetii; D004196:Disease Outbreaks; D006801:Humans; D007251:Influenza, Human; D007753:Laboratories; D011778:Q Fever; D012281:Rickettsia; D012282:Rickettsia Infections / Q000453:epidemiology* / Q000706:statistics & numerical data*