Tuberculin TestTuberculosisLatent TuberculosisTuberculinBCG VaccineSkin TestsTuberculosis, PulmonaryInterferon-gamma Release TestsMycobacterium tuberculosisMass Chest X-RayContact TracingImmunologic TestsInterferon-gammaAntitubercular AgentsReagent Kits, DiagnosticSkinTuberculosis, BovineHypersensitivity, DelayedIsoniazidSensitivity and SpecificityMycobacterium bovisInfectious Disease Transmission, Patient-to-ProfessionalSilicotuberculosisAntigens, BacterialMass ScreeningHematologic TestsHealth PersonnelTuberculosis, OcularTuberculosis, CutaneousFalse Positive ReactionsTuberculosis, Central Nervous SystemEnzyme-Linked Immunosorbent AssayEmigration and ImmigrationIntradermal TestsEthiopiaPrevalenceDiagnostic Tests, RoutineHIV InfectionsFalse Negative ReactionsRisk FactorsPeruProspective StudiesSouth AfricaIncidenceRadiography, ThoracicPredictive Value of TestsClinical Laboratory TechniquesImmunoassayHIV SeronegativityCross-Sectional StudiesPrisonsSputumMilitary PersonnelT-LymphocytesReproducibility of ResultsBrazilAIDS-Related Opportunistic InfectionsBacterial ProteinsSkin AgingSkin DiseasesTime FactorsFamily CharacteristicsImmunocompromised HostSkin NeoplasmsInfant, NewbornHypersensitivity, ImmediateCD4 Lymphocyte CountRifampinCohort StudiesRetrospective StudiesMycobacterium kansasiiMycobacterium InfectionsVaccinationImmunity, CellularLymphadenitisPersonnel, Hospital