A tuberculin survey of migrant workers, 1959: a prototype for a state-wide program.
D003625:Data Collection; D055633:Immune System Phenomena; D014171:Transients and Migrants; D014373:Tuberculin; D014374:Tuberculin Test; D014376:Tuberculosis / Q000517:prevention & control*
D014373:Tuberculin
TUBERCULIN REACTION; TUBERCULOSIS/prevention and control