No abstract available
MeSH terms
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Acquired Immunodeficiency Syndrome / complications*
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Biopsy
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Esophageal Diseases / complications*
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Esophageal Diseases / pathology
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Esophagoscopy
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Esophagus / pathology
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Gastrointestinal Hemorrhage / etiology*
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Histoplasmosis / complications*
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Humans
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Male
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Middle Aged
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Opportunistic Infections / complications