No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Anti-Infective Agents / pharmacology*
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Anti-Infective Agents / therapeutic use
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Drug Resistance, Bacterial* / genetics
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Fluoroquinolones / pharmacology*
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Fluoroquinolones / therapeutic use
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Humans
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Male
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Microbial Sensitivity Tests
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Mutation
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Pneumococcal Infections / microbiology
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Pulmonary Disease, Chronic Obstructive / microbiology*
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Streptococcus pneumoniae / classification
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Streptococcus pneumoniae / drug effects*
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Streptococcus pneumoniae / genetics
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Streptococcus pneumoniae / isolation & purification
Substances
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Anti-Infective Agents
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Fluoroquinolones