title: The anergy of chronic human brucellosis.
mesh_terms: D000328:Adult; D001247:Asthenia / Q000209:etiology; D002006:Brucellosis / Q000175:diagnosis / Q000188:drug therapy / Q000276:immunology; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D007978:Levamisole / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D014801:Vitamin A / Q000627:therapeutic use
chemical_list: D014801:Vitamin A; D007978:Levamisole