No abstract available
MeSH terms
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Aged
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Epstein-Barr Virus Infections* / metabolism
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Epstein-Barr Virus Infections* / pathology
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Herpesvirus 4, Human / metabolism*
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Humans
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Male
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Mouth Mucosa* / metabolism
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Mouth Mucosa* / pathology
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Mouth Mucosa* / virology
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Oral Ulcer* / metabolism
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Oral Ulcer* / pathology
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Oral Ulcer* / virology
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World Health Organization