@misc{indiciae0e3202a38c5a,
  title = {The impact of different coding systems on DRG assignment and data.},
  author = {B Reid},
  year = {1991},
  doi = {10.1016/0168-8510(91)90050-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/10170740/},
  note = {Source identifier: 10170740}
}