No abstract available
MeSH terms
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Adolescent
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Anemia, Sickle Cell / microbiology*
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Case-Control Studies
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Child
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Child, Preschool
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Female
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Humans
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Infant
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Male
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Ohio
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Penicillin Resistance*
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Penicillins / therapeutic use
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Pharynx / microbiology*
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Pneumococcal Infections / prevention & control
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Prospective Studies
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Streptococcus pneumoniae / isolation & purification*