No abstract available
MeSH terms
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Biopsy
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Cohort Studies
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Head and Neck Neoplasms / epidemiology
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Head and Neck Neoplasms / pathology*
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Humans
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Mediastinal Neoplasms / epidemiology
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Mediastinal Neoplasms / pathology*
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Mediastinum / pathology
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Neck / pathology
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World Health Organization