Bruins, J.

tuberculosis person isoniazid tuberculin study infection mantoux induration chest netherland recruit mycobacteria disease population sensitivity control tuberculin skin test reaction result isoniazid prophylaxis group ppd rt 23 prophylaxi patient health number prevalence therapy sensitin testing chest x-ray effect period x-ray factor country tuberculin skin testing treatment netherlands army chemoprophylaxi non-tuberculou tuberculin test state mantoux skin test diameter tuberculosis infection tuberculose hepatitis side effects tuberculou non-tuberculous mycobacteria isoniazid chemoprophylaxis dutch liver screening leger mantoux test vaccination method figure mantoux skin testing respir nontuberculous mycobacteria isoniazid therapy percentage table antigen level edward contact examination chapter tuberculin sensitivity problem trend tuberculosis control 35 years programme risk factor service