5Henry B,Megan H,Nicole A.K,et al.Mild cognitive impairment ina community sample: The Sydney Memory and Ageing Study[J]. Alzheimer’s & Dementia,2013,9(3):310–317.
6Unverzagt F W,Ogunniyi A,Taler V,et al. Incidence and risk factorsfor cognitive impairment no dementia and mild cognitive impairment inAfrican Americans[J]. Alzheimer Disease & Associated Disorder,2011,25(1):4-10.
10Valenzuela M,Sachdev P. Can cognitive exercise prevent the onsetof dementia- Systematic review of randomized clinical trials with longitudinalfollow-up[J].The American Journal of Geriatric Psychiatry,2009,7(3):179-187.