Citation

Weitbrecht WV, Jansen W. Double blind and comparative (Ginkgo biloba versus placebo) therapeutic study in geriatric patients with primary degenerative dementia - a preliminary evaluation. In: Agnoli A, Rapin JR, Scapagnini V, WeitbrechtWV, éditeurs. Effects of Ginkgo Biloba Extract on Organic Cerebral Impairment. Montrouge (Paris): John Libby Eurotext Ltd; 1985.