No abstract available
Publication types
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Research Support, N.I.H., Extramural
MeSH terms
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Colorectal Neoplasms / epidemiology*
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Colorectal Neoplasms / microbiology
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Disease Susceptibility*
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Helicobacter Infections / complications*
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Helicobacter Infections / microbiology
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Helicobacter pylori / pathogenicity*
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Humans
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Prevalence
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Risk Factors