No abstract available
MeSH terms
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Ampulla of Vater / pathology*
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Carcinoembryonic Antigen / metabolism*
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Common Bile Duct Neoplasms / pathology*
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Humans
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Immunohistochemistry
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Intermediate Filament Proteins / metabolism*
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Pancreas / pathology
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Pancreatic Neoplasms / pathology*
Substances
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Carcinoembryonic Antigen
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Intermediate Filament Proteins