No abstract available
MeSH terms
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Aged
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Apolipoprotein E4 / genetics*
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Deglutition Disorders / genetics*
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Deglutition Disorders / microbiology
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Helicobacter Infections / genetics*
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Helicobacter Infections / microbiology
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Helicobacter pylori / genetics*
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Humans
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Polymorphism, Genetic*