No abstract available
MeSH terms
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Acute Disease
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Anti-Bacterial Agents / therapeutic use
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Bronchitis / drug therapy
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Bronchitis / microbiology*
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Chronic Disease
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Haemophilus influenzae / isolation & purification
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Humans
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Recurrence
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Remission, Spontaneous
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Sputum / microbiology*
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Streptococcus / isolation & purification
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Suppuration / microbiology