[Tuberculin reaction and multiple screening in schools].
D006801:Humans; D013902:Radiography, Thoracic; D014373:Tuberculin; D014374:Tuberculin Test / Q000706:statistics & numerical data*
D014373:Tuberculin
THORAX/radiography; TUBERCULIN REACTION/statistics
Indagini tubercoliniche e schermografiche nelle scuole.