Alexander Kurz, B. Van Baelen: Ginkgo biloba compared with cholinesterase inhibitors in the treatment of dementia. A review based on meta-analyses by the cochrane collaboration. In: Dementia and Geriatric Cognitive Disorders. Band18, Nr.2, 2004, ISSN1420-8008, S.217–226, PMID 15237280 (englisch, Epub, 28. Juni 2004).
Alexander Kurz, B. Van Baelen: Ginkgo biloba compared with cholinesterase inhibitors in the treatment of dementia. A review based on meta-analyses by the cochrane collaboration. In: Dementia and Geriatric Cognitive Disorders. Band18, Nr.2, 2004, ISSN1420-8008, S.217–226, PMID 15237280 (englisch, Epub, 28. Juni 2004).