6American psychiatric assosition. Diagnostic and statistical manual of mental disorders. 4th ed. Washington:American Psychiatuic Press, 1994. 147-154.
7Zlokovic BV. Neurovascular mechanisms of Alzheimer, s neurodegeneration. Trends Neurosci ,2005,28:202-208.
8Parsons CG, Danysz W, Quack G. Memantine is a clinically well tolerated N-methyl-D-aspartate(NMDA) receptor antagonist-a review of preclinical data. Neuropharmacology, 1999,38:735 -767.
