Kanowski S, Herrmann WM, Stephan K, Wierich W, Hörr R.
Proof of efficacy of the ginkgo biloba special extract EGb 761 in outpatients suffering from mild to moderate primary degenerative dementia of the Alzheimer type or multi-infarct dementia.Pharmacopsychiatry.
1996 Mar;29(2):47-56.
PubMed Abstract