No abstract available
MeSH terms
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Carcinoma, Squamous Cell / epidemiology
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Carcinoma, Squamous Cell / virology*
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China / epidemiology
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Ethnicity
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Head and Neck Neoplasms / epidemiology
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Head and Neck Neoplasms / virology*
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Humans
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Papillomaviridae / isolation & purification
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Prevalence
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Viral Load