BartonellaBartonella InfectionsBartonella henselaeCat-Scratch DiseaseCat DiseasesRickettsia felisSiphonapteraRickettsieaeCatsBartonellaceaeTrinidad and TobagoLymphatic DiseasesDog DiseasesDisease ReservoirsAntibodies, BacterialPolymerase Chain ReactionDNA, BacterialRNA, Ribosomal, 16SPolymorphism, Restriction Fragment LengthDogsMolecular Sequence Data