Bronchitis
Bronchitis is caused by a viral infection of the bronchi, causing swelling and more mucus than usual. This causes a cough, and sometimes pain which is felt in the throat or upper chest when the child coughs.
Bronchitis is caused by a viral infection of the bronchi, causing swelling and more mucus than usual. This causes a cough, and sometimes pain which is felt in the throat or upper chest when the child coughs.
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