1. Mucin-producing bile duct tumor treated successfully with endoscopic ultrasound-guided hepaticogastrostomy
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2. Intraductal papillary neoplasm of the bile duct with rapidly progressive multicentric recurrence: A case report
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3. Intraductal Tumors of the Biliary Tract: Precursor Lesions and Variants
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4. Intraductal papillary neoplasm of the bile duct presenting as multiple pedunculated polyps in the common bile duct at the cystic duct confluence: A case report
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5. Intraductal Papillary Neoplasm of the Bile Duct Asynchronously Recurred at the Remnant Bile Duct 3 Years after Operation for Hilar Cholangiocarcinoma
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6. Multicentric recurrence of intraductal papillary neoplasm of bile duct after spontaneous detachment of primary tumor: A case report
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7. Intraductal papillary neoplasm of the bile duct with metachronous development in the downstream bile duct after radical resection
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8. Intraductal Papillary Neoplasm of Bile Duct: Updated Clinicopathological Characteristics and Molecular and Genetic Alterations
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9. Preinvasive Intraductal Biliary Neoplasm: Biliary Intraepithelial Neoplasm and Intraductal Papillary Neoplasm of Bile Duct
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10. Intraductal Papillary Neoplasm of the Bile Duct: A Rare Disease and Presentation
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11. Polypoid invasive carcinoma of bile duct: report of four cases
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12. Recurrent intraductal papillary neoplasm of the bile duct due to intraductal dissemination: a case report and literature review
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13. Pathologies of Precursor Lesions of Biliary Tract Carcinoma
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