DECLINING TUBERCULIN SENSITIVITY WITH ADVANCING AGE.
D001699:Biometry; D005853:Geriatrics; D006801:Humans; D008403:Mass Screening; D012606:Scotland; D013223:Statistics as Topic; D014373:Tuberculin; D014374:Tuberculin Test
D014373:Tuberculin
GERIATRICS; MASS SCREENING; SCOTLAND; STATISTICS; TUBERCULIN TEST