No abstract available
MeSH terms
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Anti-Bacterial Agents / therapeutic use
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Child Mortality*
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Child, Preschool
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Developing Countries*
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Humans
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Infant
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Pneumococcal Vaccines*
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Pneumonia / etiology
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Pneumonia / mortality
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Pneumonia / prevention & control*
Substances
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Anti-Bacterial Agents
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Pneumococcal Vaccines