Rapid eye movement sleep behavior disord
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Ronald B. Postuma; Josie-Anne Bertrand; Jacques Montplaisir; Catherine Desjardin
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Article
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2012
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John Wiley and Sons
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English
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## Abstract One of the most devastating nonmotor manifestations of PD is dementia. There are few established predictors of dementia in PD. In numerous crossβsectional studies, patients with rapid eye movement (REM) sleep behavior disorder (RBD) have increased cognitive impairment on neuropsychologi