No abstract available
MeSH terms
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Aged
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Bile Duct Neoplasms / diagnosis*
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Bile Duct Neoplasms / diagnostic imaging
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Bile Duct Neoplasms / surgery
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Bile Ducts, Extrahepatic*
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Carcinoma, Small Cell / diagnosis*
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Carcinoma, Small Cell / diagnostic imaging
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Carcinoma, Small Cell / surgery
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Cholangiopancreatography, Endoscopic Retrograde
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Female
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Humans
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Tomography, X-Ray Computed
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Ultrasonography