[Infection of children with tuberculosis and the nature of tuberculin sensitivity in the infected].

In the Kharkov Region, the rate of tuberculosis infection in children was 28.8%; among them children with a curve of tuberculin reactions was 3.8%; most of them had a moderate sensitivity to tuberculin. The remaining 71.2% of the examinees were not infected with tuberculosis; more than 50% of them (41.1%) had postvaccinal allergy.