No abstract available
MeSH terms
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Adenocarcinoma / diagnosis
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Adenocarcinoma / ultrastructure
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Adult
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Aged
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Biopsy, Needle
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Carcinoma, Squamous Cell / diagnosis
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Carcinoma, Squamous Cell / ultrastructure*
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Diagnosis, Differential
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Female
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Humans
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Male
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Microscopy, Electron
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Middle Aged
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Neoplasms / diagnosis
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Neoplasms / ultrastructure*