No abstract available
MeSH terms
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Cholangiopancreatography, Endoscopic Retrograde / methods*
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Contrast Media
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Endosonography / methods*
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Female
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Gallstones / diagnostic imaging*
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Gallstones / therapy
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Humans
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Middle Aged
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Pancreatitis / diagnostic imaging*
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Pancreatitis / therapy
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Phospholipids
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Sulfur Hexafluoride
Substances
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Contrast Media
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Phospholipids
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contrast agent BR1
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Sulfur Hexafluoride