No abstract available
MeSH terms
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Aged
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Airway Obstruction / etiology
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Airway Obstruction / prevention & control*
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Cryosurgery*
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Humans
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Male
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Nasopharyngeal Carcinoma / complications
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Nasopharyngeal Carcinoma / diagnostic imaging
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Nasopharyngeal Carcinoma / surgery*
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Nasopharyngeal Neoplasms / complications
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Nasopharyngeal Neoplasms / diagnostic imaging
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Nasopharyngeal Neoplasms / surgery*
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Neoplasm Recurrence, Local*
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Salvage Therapy
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Treatment Outcome