No abstract available
MeSH terms
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Acute Disease
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Adenocarcinoma / pathology*
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Anemia / etiology
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Duodenal Neoplasms / diagnosis
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Duodenal Neoplasms / secondary*
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Endoscopy, Gastrointestinal
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Gastrointestinal Hemorrhage / etiology*
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Humans
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Lung Neoplasms / pathology*
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Male
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Middle Aged
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Stomach Neoplasms / diagnosis
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Stomach Neoplasms / secondary*