A European multicentre PET study of fibrillar amyloid in Alzheimer's disease. حسب Nordberg, A, Carter, S, Rinne, J, Drzezga, A, Brooks, D, Vandenberghe, R, Perani, D, Forsberg, A, Långström, B, Scheinin, N, Karrasch, M, Någren, K, Grimmer, T, Miederer, I, Edison, P, Okello, A, Van Laere, K, Nelissen, N, Vandenbulcke, M, Garibotto, V, Almkvist, O, Kalbe, E, Hinz, R, Herholz, K