No abstract available
MeSH terms
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Carrier State
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Disease Outbreaks
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Epidemiologic Methods
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Erythromycin / administration & dosage
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Foodborne Diseases
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Humans
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Lymphadenitis / etiology
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Penicillins / administration & dosage
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Pharyngitis / drug therapy
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Pharyngitis / etiology*
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Pharyngitis / pathology
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Pharynx / microbiology
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School Health Services
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Serotyping
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Streptococcal Infections*
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Streptococcus / isolation & purification
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United States