Long-term chemotherapy in chronic bronchitis.
D000900:Anti-Bacterial Agents; D001991:Bronchitis / Q000628:therapy*; D029481:Bronchitis, Chronic; D006801:Humans; D010118:Oxytetracycline / Q000627:therapeutic use*; D013752:Tetracycline / Q000627:therapeutic use*
D000900:Anti-Bacterial Agents; D013752:Tetracycline; D010118:Oxytetracycline
BRONCHITIS/therapy; OXYTETRACYCLINE/therapeutic use; TETRACYCLINE/therapeutic use