@article{perrin2009-19829371,
  author  = {Perrin, R. J. and Fagan, A. M. and Holtzman, D. M.},
  title   = {{Multimodal techniques for diagnosis and prognosis of Alzheimer's disease}},
  journal = {Nature},
  year    = {2009},
  doi     = {10.1038/nature08538},
  pmid    = {19829371},
  url     = {https://doi.org/10.1038/nature08538}
}