Multicenter F-18-PI-2620 PET for in vivo Braak staging of tau pathology in Alzheimer’s disease - Rullmann, M; Brendel, M; Schroeter, ML; Saur, D; Levin, J; Perneczky, R; Tiepolt, S; Patt, M; Mueller, A; Villemagne, VL; Classen, J; Stephens, AW; Sabri, O; Barthel, H (Nuklearmedizin - NuclearMedicine, 2021)