No abstract available
MeSH terms
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Ampulla of Vater*
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Biopsy
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Carcinoid Tumor / diagnostic imaging
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Carcinoid Tumor / pathology*
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Carcinoid Tumor / surgery
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Cholangiopancreatography, Endoscopic Retrograde
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Duodenal Neoplasms / diagnostic imaging
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Duodenal Neoplasms / pathology*
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Duodenal Neoplasms / surgery
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Duodenoscopy*
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Endosonography
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Humans
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Male
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Middle Aged
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Sphincterotomy, Endoscopic / methods*