No abstract available
MeSH terms
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Adenomatous Polyposis Coli* / pathology
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Adenomatous Polyposis Coli* / surgery
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Ampulla of Vater* / pathology
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Ampulla of Vater* / surgery
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Common Bile Duct Neoplasms* / pathology
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Common Bile Duct Neoplasms* / surgery
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Endoscopy
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Humans
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Propensity Score
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Retrospective Studies