Figure 1From: Referrals for positive tuberculin tests in new health care workers and students: a retrospective cohort study Health care workers and students evaluated at the Montreal Chest Institute, 2006. Flow chart of health care workers and students evaluated at the Montreal Chest Institute for positive baseline tuberculin tests, 2006. Abbreviations: LTBI = latent tuberculosis infection, INH = isoniazid, TST = tuberculin skin test, BCG = Bacille Calmette-Guérin.Back to article page