No abstract available
Publication types
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Comparative Study
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adult
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Aged
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Ampulla of Vater / physiology*
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Endoscopy
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Gallstones / etiology
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Gallstones / physiopathology*
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Humans
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Manometry / methods
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Middle Aged
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Muscle Contraction*
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Pressure
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Sphincter of Oddi / physiology*
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Sphincter of Oddi / physiopathology