No abstract available
MeSH terms
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Aged
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Biopsy
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Case-Control Studies
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Colon / innervation
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Colon / pathology*
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Constipation / pathology
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Enteric Nervous System / pathology*
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Humans
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Immunohistochemistry
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Male
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Nerve Degeneration / pathology
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Parkinson Disease / pathology*
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Pilot Projects
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Submucous Plexus / pathology
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alpha-Synuclein / analysis