Relapsing FeverBorreliaIxodesBorrelia InfectionsBorrelia burgdorferiLagomorphaPrevalencePhylogenyTicksArachnid VectorsBacterial Outer Membrane ProteinsTick InfestationsBacterial VaccinesAntibodies, BacterialAntigens, BacterialLyme Disease VaccinesPeromyscusLipoproteinsErythema Chronicum MigransLyme NeuroborreliosisDNA, BacterialMice, Inbred C3HDisease ReservoirsFlagellinAntigens, SurfacePolymerase Chain ReactionCross-Sectional StudiesTick-Borne DiseasesSpirochaetalesOrnithodorosRisk FactorsMolecular Sequence Data