@article{morris1993-8232972,
  author  = {Morris, John C.},
  title   = {{The Clinical Dementia Rating (CDR)}},
  journal = {Neurology},
  year    = {1993},
  doi     = {10.1212/wnl.43.11.2412-a},
  pmid    = {8232972},
  url     = {https://doi.org/10.1212/wnl.43.11.2412-a}
}