Efficacy and tolerability of donepezil in vascular dementia: positive results of a 24-week, multicenter, international, randomized, placebo-controlled clinical trial.
Black S, Román GC, Geldmacher DS, Salloway S, Hecker J, Burns A, Perdomo C, Kumar D, Pratt R, Donepezil 307 Vascular Dementia Study Group. Stroke. 2003 Oct; 34(10):2323-30. Epub 2003 Sep 11.