Mr Feng was one of the 34807 people oer 55 years old isited by Zhang Zhen-xin, a neurologist at Peking Union Medical College Hospital, and her team during a 6-year epidemiological study on the prealence of dementia in China.
Mr Feng was one of the 34807 people oer 55 years old isited by Zhang Zhen-xin, a neurologist at Peking Union Medical College Hospital, and her team during a 6-year epidemiological study on the prealence of dementia in China.
北京协和医学院医院神经病学家张真欣和她的团队在为时6年的对中国痴呆情况进行的流行病研究中，拜访了34807位55岁以上的老年人，冯先生是其中一位。