No abstract available
MeSH terms
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Acute Disease
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Age Factors
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Antibodies / analysis
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Blood / microbiology
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Bronchiolitis, Viral / microbiology*
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Cell Line
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Child, Preschool
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Complement Fixation Tests
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Cytopathogenic Effect, Viral
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Feces / microbiology
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Female
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Hemadsorption Inhibition Tests
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Humans
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Infant
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Laryngitis / microbiology*
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Male
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Mumps virus / isolation & purification*
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Nose / microbiology
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Pharynx / microbiology
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Pneumonia / microbiology*
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Population Surveillance
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Sex Factors
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Time Factors