Brain function in old age : evaluation of changes and disorders - Bayer-Symposium (7th : 1978 : Grosse Ledder); Hoffmeister, F. (Friedrich); Müller, Christian, 1921-; Krause, H. P., 1943- (Springer-Verlag, 1979)
"Bayer-Symposium VII held at Grosse Ledder near Cologne, Germany, Oct. 18-22, 1978."