No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aged
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Bacterial Typing Techniques / methods
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Culture Media
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Electrophoresis / methods*
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Female
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Gastritis / microbiology*
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Genes / genetics
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Genes, Bacterial / genetics
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Helicobacter Infections / microbiology*
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Helicobacter pylori / classification*
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Helicobacter pylori / enzymology
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Helicobacter pylori / genetics
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Humans
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Male
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Middle Aged