title: TUBERCULIN SENSITIVITY IN OLD AND YOUNG ADULTS WITH AND WITHOUT ACTIVE TUBERCULOSIS.
mesh_terms: D001699:Biometry; D005387:Finland; D006801:Humans; D013223:Statistics as Topic; D014373:Tuberculin; D014374:Tuberculin Test; D014376:Tuberculosis
chemical_list: D014373:Tuberculin
keywords: FINLAND; STATISTICS; TUBERCULIN TEST; TUBERCULOSIS