No abstract available
MeSH terms
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Aged
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Bezoars / diagnostic imaging*
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Diagnosis, Differential
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Dilatation, Pathologic / diagnostic imaging
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Duodenal Ulcer / diagnosis
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Esophageal Neoplasms / surgery
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Esophagectomy
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Gastroscopy
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Humans
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Lung Diseases / diagnostic imaging*
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Male
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Stomach / diagnostic imaging*
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Stomach Diseases / diagnostic imaging
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Tomography, X-Ray Computed