[Tuberculin and chest x-ray investigations among the school children of the children's homes and the elementary schools].
D002648:Child; D006801:Humans; D007223:Infant; D014373:Tuberculin; D014374:Tuberculin Test; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary; D014965:X-Rays
D014373:Tuberculin
TUBERCULIN REACTION/in infancy and childhood; TUBERCULOSIS, PULMONARY/in infancy and childhood