No abstract available
MeSH terms
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Adolescent
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Adult
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Aged
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Anemia, Hypochromic / etiology
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Anemia, Pernicious / etiology
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Atrophy
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Autoantibodies
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Autoimmune Diseases / immunology
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Chronic Disease
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Female
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Gastrins / blood
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Gastritis* / classification
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Gastritis* / complications
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Gastritis* / epidemiology
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Gastritis* / etiology
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Gastritis* / genetics
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Gastritis* / immunology
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Gastritis* / pathology
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Gastritis* / physiopathology
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Gastrointestinal Hemorrhage / etiology
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Humans
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Male
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Middle Aged
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Postgastrectomy Syndromes / complications
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Stomach Neoplasms / etiology
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Stomach Ulcer / etiology