No abstract available
MeSH terms
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Antibodies, Viral / analysis*
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Female
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Germany, East
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Hemagglutination Inhibition Tests
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Humans
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Infant
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Infant, Newborn
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Maternal-Fetal Exchange
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Measles / epidemiology
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Measles / immunology*
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Measles virus / immunology*
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Pregnancy
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Vaccination