他们发表在《美国老年精神病学杂志》上的文章说，他们最终在9位阿尔茨海默病患者和7位健康的志愿者身上做了实验。

Writing in the American Journal of Geriatric Psychiatry, they said they finally tested it in nine Alzheimer's patients and seven healthy volunteers.

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Metzger医生，犹太人康复中心老年精神病学的副主任，说过，有一件事是清楚的：如果老人总是悲伤或是沮丧，就需要注意了。

One thing is clear, said Dr.Eran D.Metzger, associate director for geropsychiatry at Hebrew Rehabilitation Center: If an elder is persistently sad or dejected, that requires attention.

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“老年痴呆症的新病例每70秒就会发生，”理查德·马斯说。他是医学博士，教授，在纽约哥伦比亚大学研究神经病学、精神病学和流行病学。

"New cases of Alzheimer's occur every 70 seconds," says Richard Mayeux, MD, a professor of neurology, psychiatry, and epidemiology at Columbia University, in New York City.

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“老年痴呆症的新病例每70秒就会发生，”理查德·马斯说。他是医学博士，教授，在纽约哥伦比亚大学研究神经病学、精神病学和流行病学。

"New cases of Alzheimer's occur every 70 seconds," says Richard Mayeux, MD, a professor of neurology, psychiatry, and epidemiology at Columbia University, in New York City.

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