[The frequency profiles of size of two-step tuberculin skin tests with histories of BCG vaccinations and tuberculin tests among hospital employees].

In 1998, Prevention Committee of the Japanese Society for Tuberculosis announced guidelines for dealing with nosocomial tuberculosis infections. These guidelines recommended the two-step tuberculin tests (TST) as baseline data for each medical employee when they started to work. If accurate records of previous TSTs are available in addition to baseline data… CONTINUE READING