BartonellaBartonella InfectionsBartonella henselaeBartonella quintanaBartonella bacilliformisAngiomatosis, BacillaryCat-Scratch DiseaseTrench FeverCat DiseasesSiphonapteraBartonellaceaeCatsDNA, BacterialCitrate (si)-SynthaseDisease ReservoirsPhthirapteraPediculusRodent DiseasesPolymerase Chain ReactionMurinaeRNA, Ribosomal, 16SBacteremiaEndocarditis, BacterialArthropod VectorsJackalsRickettsia felisEctoparasitic InfestationsAntibodies, BacterialRodentiaPhylogenyXenopsyllaDNA, Ribosomal SpacerSequence Analysis, DNAPeliosis HepatisDog DiseasesZoonosesFoxesHomeless PersonsRickettsieaeMolecular Sequence DataPrevalenceRickettsiaceaePeruSeroepidemiologic StudiesDisabled PersonsDepressionDisease Vectors