No abstract available
MeSH terms
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Achlorhydria / complications
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Achlorhydria / immunology*
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Adult
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Aged
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Anemia, Pernicious / etiology
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Atrophy / complications
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Atrophy / immunology
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Autoantibodies / analysis
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Autoimmune Diseases* / complications
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Female
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Follow-Up Studies
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Gastritis / complications
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Gastritis / immunology*
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Humans
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Intrinsic Factor
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Malabsorption Syndromes / metabolism
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Male
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Middle Aged
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Schilling Test
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Time Factors
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Vitamin B 12 / metabolism
Substances
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Autoantibodies
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Intrinsic Factor
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Vitamin B 12