No abstract available
MeSH terms
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Anti-Infective Agents / administration & dosage*
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Child
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Chronic Disease
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Humans
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Otitis Media / drug therapy*
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Trimethoprim, Sulfamethoxazole Drug Combination / administration & dosage*
Substances
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Anti-Infective Agents
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Trimethoprim, Sulfamethoxazole Drug Combination