No abstract available
MeSH terms
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Carcinoma / diagnosis
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Humans
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Male
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Maxillary Sinus*
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Methionine
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Middle Aged
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Nasal Polyps / diagnosis
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Nasopharyngeal Neoplasms / diagnosis*
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Paranasal Sinus Neoplasms / diagnosis*
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Polyps / diagnosis
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Radioisotopes
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Radionuclide Imaging*
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Selenium
Substances
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Radioisotopes
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Methionine
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Selenium