No abstract available
MeSH terms
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Adult
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Aged
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Cell Transformation, Neoplastic
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Color
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Female
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Follow-Up Studies
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Humans
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Leukoplakia, Oral / pathology*
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Male
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Middle Aged
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Mouth Floor*
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Mouth Neoplasms / pathology
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Precancerous Conditions / pathology*
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Retrospective Studies
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Risk
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Smoking / complications
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Time Factors
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Ulcer / pathology