title: Chest X-ray film not needed during antituberculosis chemoprophylaxis.
mesh_terms: D000328:Adult; D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D007538:Isoniazid / Q000627:therapeutic use*; D008168:Lung / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D011859:Radiography / Q000009:adverse effects; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000517:prevention & control*
chemical_list: D007538:Isoniazid