Reactivation of tuberculosis: some factors involved.
D000367:Age Factors; D005500:Follow-Up Studies; D006801:Humans; D007538:Isoniazid / Q000627:therapeutic use; D044469:Racial Groups; D013997:Time Factors; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy / Q000453:epidemiology*
D007538:Isoniazid