Rocky Mountain Spotted FeverRickettsia rickettsiiRickettsial VaccinesTicksRhipicephalus sanguineusRickettsiaRickettsia InfectionsBoutonneuse FeverArachnid VectorsRickettsia conoriiIxodidaeOklahomaTick-Borne DiseasesHospitals, FederalDermacentorRickettsiaceae InfectionsArizonaAntibodies, BacterialVaccinesTick InfestationsDoxycyclineHaplorhiniAgglutination TestsFeverFatal OutcomeGuinea PigsDNA, BacterialRickettsia typhiDogsDeerWyomingColoradoMontanaFluorescent Antibody Technique