ObjectiveTo deter mine the sustained attention function of the patients with mild Alzheimers disease (AD) and mild cognitive impairment (MCI).

目的了解轻度认知功能障碍(MCI)和轻度阿尔茨海默病(AD)患者的持续注意功能。

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Alzheimers disease (AD) is a severe neurodegenerative disease of the central nervous system.

阿尔茨海默病(AD)是一种严重的中枢神经系统退行性疾病。

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Alzheimers disease (AD) is the most common type of dementia worldwide.

病是老年性痴呆中最常见的一种类型。

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