No abstract available
MeSH terms
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Absorption
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Aged
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Barium Sulfate
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Biopsy
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Epithelium / pathology
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Esophageal Stenosis / diagnostic imaging
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Esophageal Stenosis / etiology
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Esophageal Stenosis / pathology*
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Esophagitis, Peptic / complications
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Esophagus / pathology
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Humans
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Lipid Metabolism
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Male
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Microscopy, Electron
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Middle Aged
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Radiography