No abstract available
MeSH terms
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Adolescent
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Carrier State / epidemiology*
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Child
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Child, Preschool
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Humans
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Israel / epidemiology
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Penicillin Resistance
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Penicillins / pharmacology*
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Pneumococcal Infections / epidemiology*
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Serotyping
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Streptococcus pneumoniae / classification
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Streptococcus pneumoniae / drug effects*