Babesia microtiBabesiaBabesiosisBabesia bovisSeroepidemiologic StudiesIxodesArachnid VectorsTick-Borne DiseasesAnaplasma phagocytophilumParasitemiaDNA, ProtozoanEhrlichiosisHIV SeroprevalenceNymphArthropod VectorsTicksTick InfestationsRodent DiseasesPeromyscusAntibodies, ProtozoanBorreliaLyme DiseaseRNA, Ribosomal, 18STerphenyl CompoundsBorrelia InfectionsPolandBorrelia burgdorferiConnecticutAntiprotozoal Agents