Qiang, W;    Yau, W-M;    Lu, J-X;    Collinge, J;    Tycko, R;      (2017)    Structural variation in amyloid-β fibrils from Alzheimer's disease clinical subtypes.                   Nature , 541  (7636)   pp. 217-221.    10.1038/nature20814 <https://doi.org/10.1038/nature20814>.       Green open access