Sensitivity to human tuberculin amongst junior school children: a survey in six areas of Great Britain.
D000367:Age Factors; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D013223:Statistics as Topic; D014373:Tuberculin / Q000008:administration & dosage; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology; D006113:United Kingdom
D014373:Tuberculin