[Tuberculin index (prevalence of infection) in school children in a region south of Antwerp].
D000293:Adolescent; D000367:Age Factors; D001530:Belgium; D002648:Child; D002675:Child, Preschool; D006801:Humans; D012572:School Health Services; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology*
Tuberculine-index der schoolkinderen in een streek gelegen ten zuiden van Antwerpen.