No abstract available
MeSH terms
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Adult
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Ampulla of Vater* / pathology
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Common Bile Duct Neoplasms / diagnosis
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Common Bile Duct Neoplasms / pathology
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Common Bile Duct Neoplasms / surgery
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Histocytochemistry
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Humans
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Hyperplasia* / pathology
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Male
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Microscopy
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Radiography, Abdominal
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Tomography, X-Ray Computed