No abstract available
MeSH terms
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Bone Neoplasms / diagnosis
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Bone Neoplasms / genetics*
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Bone Neoplasms / secondary*
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Brain Neoplasms / diagnosis
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Brain Neoplasms / genetics*
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Child
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Chromosomes, Human, Pair 19 / genetics*
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Ependymoma / diagnosis
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Ependymoma / genetics*
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Fatal Outcome
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Humans
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Male
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Trisomy / diagnosis
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Trisomy / genetics*