@misc{indiciae4934916c2c80,
  title = {Comparing clinical information with claims data: some similarities and differences.},
  author = {L L Roos and S M Sharp and M M Cohen},
  year = {1991},
  doi = {10.1016/0895-4356(91)90050-j},
  url = {https://pubmed.ncbi.nlm.nih.gov/1890430/},
  note = {Source identifier: 1890430}
}