No abstract available
MeSH terms
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Atrophy
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Brain Diseases / genetics*
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Genes, Recessive
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Genetic Linkage
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Humans
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Male
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Masseter Muscle / pathology*
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Medulla Oblongata*
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Middle Aged
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Motor Neuron Disease / genetics*
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Spinal Cord Diseases / genetics*
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Trinucleotide Repeats
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X Chromosome