Antibiotics and chronic bronchitis.
D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D001991:Bronchitis / Q000628:therapy*; D029481:Bronchitis, Chronic; D003879:Dermatologic Agents
D000900:Anti-Bacterial Agents; D003879:Dermatologic Agents
ANTIBIOTICS/therapeutic use; BRONCHITIS/therapy