No abstract available
MeSH terms
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Biopsy
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Child
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Electromyography
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Extremities
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Female
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Humans
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Motor Neurons*
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Muscles / innervation*
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Muscular Atrophy / pathology*
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Muscular Atrophy / physiopathology*
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Nerve Degeneration
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Neural Conduction
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Spinal Cord / pathology*