No abstract available
MeSH terms
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Aged
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Gastrointestinal Hemorrhage / etiology
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Gastrointestinal Hemorrhage / pathology*
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Gastrointestinal Neoplasms / complications
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Gastrointestinal Neoplasms / pathology*
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Hemangioma / complications
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Hemangioma / pathology*
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Humans
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Male