Prevalence and risk factors for dementia and mild cognitive impairment among older people in Southeast China: a community-based study oleh Bin Jiang, Qi Liu, Jian-Peng Li, Si-Ning Lin, Hui-Juan Wan, Zi-Wen Yu, Jing Wang, Wei Zhuang, Jia-Hui Tang, Cai-Hong Chen, Fa-Yin Li, Min Bi, Nai-An Xiao, Kun-Mu Zheng