title: Use of 20 TU RT 23 and 5 TU Battery antigen for estimation of prevalence of non-specific tuberculin sensitivity.
mesh_terms: D002648:Child; D002675:Child, Preschool; D006801:Humans; D007194:India; D007223:Infant; D014373:Tuberculin / Q000592:standards*; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology*
chemical_list: D014373:Tuberculin