authors Meng, Qinqin Zhang, Nan Li, Tao Wang, Yafeng Zhao, Yaohui Wang, Huali Strauss, John Kenneth Langa, MD, PhD Chen, Xinxin Wang, Mingwei Qu, Qiumin Chen, Wei Kuang, Weihong
has subject area Aged Aged, 80 and over Aging China Cognition Cognition Disorders Dementia Female Humans Interviews as Topic Longitudinal Studies Male Mental Status and Dementia Tests Middle Aged Reproducibility of Results Retirement Telephone