title: [A study on chemotherapy using so-called tertiary drugs for severe cavitary pulmonary tuberculosis failed to respond to chemotherapy by primary and secondary antituberculous drugs].
mesh_terms: D000328:Adult; D000368:Aged; D000995:Antitubercular Agents / Q000627:therapeutic use*; D004352:Drug Resistance, Microbial; D004977:Ethambutol / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy*; D014756:Viomycin / Q000627:therapeutic use*
chemical_list: D000995:Antitubercular Agents; D004977:Ethambutol; D014756:Viomycin