No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adolescent
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Adult
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Age Factors
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Carcinoma, Squamous Cell / mortality
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Carcinoma, Squamous Cell / radiotherapy*
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Carcinoma, Squamous Cell / secondary
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Child
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Cobalt Radioisotopes
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Female
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Humans
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Lymphatic Metastasis
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Male
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Nasopharyngeal Neoplasms / mortality
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Nasopharyngeal Neoplasms / radiotherapy*
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Radioisotope Teletherapy
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Radiotherapy Dosage