title: Chronic Q fever.
mesh_terms: D002908:Chronic Disease; D003381:Coxiella / Q000302:isolation & purification; D006801:Humans; D011778:Q Fever / Q000175:diagnosis / Q000188:drug therapy* / Q000209:etiology; D013752:Tetracycline / Q000627:therapeutic use
chemical_list: D013752:Tetracycline