阿尔茨海默氏病感染了世界上上百万的人.美国的研究人员说这种病将在2050年感染全世界上千万人!
Alzheimer's disease affects millions of people around the world. American researchers say the disease will affect more than one hundred million people worldwide by the year twenty fifty. That would be four times the current number. Researchers and doctors have been studying Alzheimer's patients for…