COHSONET: Combined TST Result CRF (1323) COHSONET CRFCOHSONET PPDEnvironment IndexDisease TSTPlacementCategoryParticipant Survey VisitCommunityLongitudinal SocialPositiveTransmissionInfectionNetworkNegative AfricaContactTuberculosisEpidemiologyDiagnosisHouseholdInternational 2024COH-Document MethodsQuantitativeCommunity HealthGlobal HealthImmunologyClinicalCross Sectional StudyChart ExtractionClinicalQual + QuantCOHSONET combined study TST results CRF.