No abstract available
MeSH terms
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Cartilage*
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Child, Preschool
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Choristoma / complications*
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Choristoma / congenital
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Choristoma / diagnosis*
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Chronic Disease
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Endosonography
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Esophageal Stenosis / diagnosis
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Esophageal Stenosis / etiology*
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Esophagoscopy
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Female
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Humans
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Vomiting / etiology*