Care for emphysema and chronic bronchitis.
D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D001945:Breathing Exercises; D001991:Bronchitis / Q000628:therapy*; D002908:Chronic Disease; D006801:Humans; D010102:Oxygen Inhalation Therapy; D005082:Physical Exertion; D011656:Pulmonary Emphysema / Q000628:therapy*; D013752:Tetracycline / Q000627:therapeutic use
D000900:Anti-Bacterial Agents; D013752:Tetracycline