No abstract available
MeSH terms
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Anti-Bacterial Agents / pharmacology*
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Gene Frequency
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Haemophilus influenzae / drug effects*
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Haemophilus influenzae / genetics
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Humans
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Microbial Sensitivity Tests
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Moraxella catarrhalis / drug effects*
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Moraxella catarrhalis / genetics
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Penicillin Resistance / genetics
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Respiratory Tract Infections / microbiology*
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Streptococcus pneumoniae / drug effects*
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Streptococcus pneumoniae / genetics