No abstract available
Publication types
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Clinical Trial
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Comparative Study
MeSH terms
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Adult
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Aged
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Carcinoma, Squamous Cell / drug therapy*
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Carcinoma, Squamous Cell / mortality
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Carcinoma, Squamous Cell / radiotherapy
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Clinical Trials as Topic
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Combined Modality Therapy
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Esophageal Neoplasms / drug therapy*
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Esophageal Neoplasms / mortality
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Esophageal Neoplasms / radiotherapy
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Female
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Follow-Up Studies
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Humans
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Male
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Methotrexate / adverse effects
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Methotrexate / therapeutic use*
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Middle Aged
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Prognosis
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Random Allocation