No abstract available
MeSH terms
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Aged
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Carcinoma / pathology*
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Cell Nucleus / ultrastructure
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Cell Transformation, Neoplastic / pathology
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Cytoplasm / ultrastructure
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Epithelium / pathology
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Humans
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Male
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Maxillary Sinus Neoplasms / pathology*
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Nasal Cavity / pathology
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Nasal Polyps / pathology*
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Nose Neoplasms / pathology
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Papilloma / pathology*