No abstract available
MeSH terms
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Aged
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Ampulla of Vater
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Bile Duct Neoplasms / diagnosis*
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Bile Ducts, Intrahepatic* / diagnostic imaging
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Bile Ducts, Intrahepatic* / pathology
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Cholangiopancreatography, Endoscopic Retrograde
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Curettage / methods*
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Diagnosis, Differential
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Endosonography
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Female
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Follow-Up Studies
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Humans
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Papilloma / diagnosis*
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Sphincterotomy, Endoscopic / methods*
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Tomography, X-Ray Computed