The practicing physician, the tuberculin reactor and isoniazid.
D003237:Connecticut; D006801:Humans; D007538:Isoniazid / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis* / Q000188:drug therapy* / Q000517:prevention & control
D007538:Isoniazid