No abstract available
MeSH terms
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Adolescent
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Humans
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Incidental Findings
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Male
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Mediastinal Neoplasms / diagnosis*
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Mediastinal Neoplasms / urine*
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Neoplasms, Germ Cell and Embryonal / diagnosis*
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Neoplasms, Germ Cell and Embryonal / urine*
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Substance Abuse Detection*
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Substance-Related Disorders / urine*