Isoniazid and ethambutol in previously untreated patients with pulmonary tuberculosis.
D000368:Aged; D004977:Ethambutol / Q000008:administration & dosage* / Q000009:adverse effects; D006801:Humans; D007538:Isoniazid / Q000008:administration & dosage*; D008297:Male; D013902:Radiography, Thoracic; D014397:Tuberculosis, Pulmonary / Q000382:microbiology; D014792:Visual Acuity / Q000187:drug effects
D004977:Ethambutol; D007538:Isoniazid