No abstract available
MeSH terms
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Bile Duct Neoplasms / diagnostic imaging*
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Bile Ducts, Intrahepatic*
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Cholangiocarcinoma / diagnostic imaging*
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Constriction, Pathologic
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Humans
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Liver Circulation
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Male
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Middle Aged
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Portal Vein / diagnostic imaging
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Portal Vein / pathology*
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Ultrasonography, Doppler