No abstract available
MeSH terms
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Aged
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Carcinoma, Large Cell / pathology
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Carcinoma, Large Cell / surgery
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Carcinoma, Squamous Cell / pathology
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Carcinoma, Squamous Cell / surgery
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Endoscopy / methods*
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Humans
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Lung Neoplasms / pathology
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Lung Neoplasms / surgery*
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Lymph Node Excision / methods*
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Male
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Mediastinoscopy*
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Middle Aged
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Neoplasm Staging