No abstract available
MeSH terms
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Adult
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Aged
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Ethmoid Sinus*
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Follow-Up Studies
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Humans
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Male
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Middle Aged
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Nasopharyngeal Neoplasms / radiotherapy*
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Paranasal Sinus Neoplasms / radiotherapy*
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Plasmacytoma / radiotherapy*
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Prognosis
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Radiotherapy Dosage
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Time Factors