No abstract available
MeSH terms
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Adolescent
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Adult
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Age Factors
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Aged
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Asia / ethnology
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Child
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Child, Preschool
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Communicable Disease Control
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Emigration and Immigration*
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Europe / ethnology
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Humans
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Infant
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Infant, Newborn
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Middle Aged
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Ontario
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Tuberculosis, Pulmonary / epidemiology*
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United Kingdom / ethnology