No abstract available
MeSH terms
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Carcinoma, Squamous Cell / classification*
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Carcinoma, Squamous Cell / mortality
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Esophageal Neoplasms / classification*
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Esophageal Neoplasms / mortality
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Humans
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Lymph Nodes / pathology*
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Lymphatic Metastasis
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Neoplasm Staging / methods
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Survival Analysis