No abstract available
MeSH terms
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Anti-Bacterial Agents / pharmacology*
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Child, Preschool
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Chloramphenicol Resistance*
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Empyema, Pleural / microbiology*
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Empyema, Pleural / surgery
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Haemophilus Infections*
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Haemophilus influenzae* / drug effects
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Haemophilus influenzae* / isolation & purification
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Humans
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Male
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Pneumonia, Bacterial / microbiology*