No abstract available
MeSH terms
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Child
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Child, Preschool
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Cohort Studies
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Humans
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Infant
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Infant, Newborn
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Morbidity*
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Muscle Hypotonia / epidemiology
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Paralysis / epidemiology
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Population Surveillance
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Rubella Syndrome, Congenital / epidemiology
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Switzerland
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Toxoplasmosis, Congenital / epidemiology
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Vitamin K Deficiency / epidemiology