PubMed · 1976 · 11 citations · 0 references
Public HealthInfectious DiseasesPreventive MedicineEpidemiologyRural HealthTuberculosis ControlTuberculosis DiagnosisTuberculosis Diagnostic TestingTuberculosis EpidemiologyTuberculosis Infection ControlTuberculosis PreventionTuberculosis SurveillanceMantoux TestRural Population AnalysisTuberculin ReactivityTuberculosis Prevalence