No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Cricoid Cartilage / surgery
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Deglutition Disorders / diagnostic imaging
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Deglutition Disorders / etiology*
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Esophageal Achalasia / complications*
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Esophageal Achalasia / diagnostic imaging
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Esophageal Achalasia / therapy
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Humans
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Male
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Pharynx / surgery
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Radiography