No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Adolescent
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Biopsy
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Child
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Child, Preschool
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Cryopreservation / methods*
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Culture Media
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Female
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Gastric Mucosa / microbiology
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Helicobacter Infections / microbiology
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Helicobacter pylori / isolation & purification*
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Humans
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Male
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Pyloric Antrum / microbiology*