No abstract available
MeSH terms
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Biomarkers / blood
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Biomarkers / cerebrospinal fluid
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Brain Neoplasms / diagnosis
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Brain Neoplasms / metabolism*
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Chorionic Gonadotropin / metabolism*
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Humans
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Male
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Middle Aged
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Neoplasms, Germ Cell and Embryonal / diagnosis
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Neoplasms, Germ Cell and Embryonal / metabolism*
Substances
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Biomarkers
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Chorionic Gonadotropin