No abstract available
MeSH terms
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Catheterization / instrumentation*
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Cholangiopancreatography, Endoscopic Retrograde / instrumentation*
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Choledochal Cyst / pathology
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Choledochal Cyst / surgery*
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Common Bile Duct / pathology
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Duodenoscopes*
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Endosonography / instrumentation*
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Equipment Design
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Female
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Humans
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Middle Aged
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Sphincterotomy, Endoscopic
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Treatment Failure
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Video Recording / instrumentation*