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
S. Kanowski1
, W. M. Herrmann2
, K. Stephan3
, W. Wierich3
, R. Hörr4
1Department of Gerontopsychiatry Free University Berlin, Germany
2Psychiatric Hospital, Free University Berlin, Germany
3Parexel GmbH Independent Pharmaceutical Research Organization, Berlin, Germany