No abstract available
MeSH terms
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Adult
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Aged
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Endoscopy / methods*
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Esophageal Neoplasms / diagnosis*
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Esophageal Neoplasms / epidemiology
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Esophageal Neoplasms / pathology
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Female
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Humans
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Male
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Middle Aged
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Stomach Neoplasms / diagnosis*
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Stomach Neoplasms / epidemiology
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Stomach Neoplasms / pathology