Hongmei An

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Here we conducted a randomized and double-blind study attempting to explore the safety and efficacy of combined therapy of Di-Huang-Yi-Zhi (DHYZ) with donepezil in treating Parkinson's disease dementia (PDD). Sixty PDD patients were included and randomly divided into control group and DHYZ group. All patients were given donepezil (5 mg last for a month,(More)
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