@article{pippenger2001-11342688,
  author  = {Pippenger, M. and Holloway, R. G. and Vickrey, B. G.},
  title   = {{Neurologists' use of ICD-9CM codes for dementia}},
  journal = {Neurology},
  year    = {2001},
  doi     = {10.1212/wnl.56.9.1206},
  pmid    = {11342688},
  url     = {https://doi.org/10.1212/wnl.56.9.1206}
}