1American Psychiatric Association Diagnostic and Statistical Manual of Mantal Disorders (DSMMD)[M]. 4th ed. Washington DC:American Psychiatric, 1994.
2Gao SR, Yuan JM. Amentia Diag nostica(痴呆诊断学）[M]. Beijing:Beijing Science and Technology Press, 1995.
3Folstein MF. "Mini-Mental State": apratical method for grading the cognitive state of patients for the clinician[J]. J Psychiat Res, 1975,(12) : 189-198.
4Devanand DP,Folz M,Gorly M,et al. Questionable demantia:Clinial course and predictors of outcome[J]. J Am Geriatr Soc, 1997, 45(3):321.
