No abstract available
MeSH terms
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Ampulla of Vater / diagnostic imaging
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Barium Sulfate*
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Cineradiography
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Duodenal Ulcer / diagnostic imaging
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Duodenum / physiopathology
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Gastrointestinal Motility
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Humans
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Peptic Ulcer / diagnostic imaging*
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Peptic Ulcer / physiopathology
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Stomach Ulcer / diagnostic imaging