8DeCarli C.Mild cognitive impairment:prevalence,prognosis,aetiology and treatment.Lancet Neurology,2003,2(1):15.
9Desmond DW.The neuropsychology of vascular cognitive impairment:is there a specific cognitive deficit? J Neurol Sci,2004,226 (1 -2):3.
10Graham JE,Rockwood K,Beattie P,et al.Prevalence and severity of cognitive impairment with and without dementia in an elderly population.Lancet,1997,349 (9068):1793.
