No abstract available
MeSH terms
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Anti-Bacterial Agents / pharmacology
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Humans
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Male
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Microbial Sensitivity Tests
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Middle Aged
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Molecular Typing
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Otitis Media / diagnosis
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Otitis Media / microbiology*
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Pseudomonas / drug effects
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Pseudomonas / enzymology*
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Pseudomonas / isolation & purification*
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Pseudomonas Infections / diagnosis
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Pseudomonas Infections / microbiology*
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beta-Lactamases / biosynthesis*
Substances
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Anti-Bacterial Agents
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beta-Lactamases