Estimating the population consuming isoniazid by urine test.
D000284:Administration, Oral; D000367:Age Factors; D002986:Clinical Trials as Topic; D006801:Humans; D007538:Isoniazid / Q000008:administration & dosage / Q000652:urine*; D008722:Methods; D010919:Placebos; D013997:Time Factors; D014397:Tuberculosis, Pulmonary / Q000517:prevention & control*
D010919:Placebos; D007538:Isoniazid