No abstract available
MeSH terms
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Adult
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Aged
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Biopsy, Needle
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Campylobacter / isolation & purification*
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Culture Media
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Female
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Gastric Mucosa / microbiology*
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Gastroscopy
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Gentian Violet
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Humans
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Male
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Middle Aged
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Phenazines
Substances
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Culture Media
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Gram's stain
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Phenazines
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Gentian Violet