@misc{indiciae4ddbd3fff37e,
  title = {Observational studies and predictive models.},
  author = {L R Smith},
  year = {1990},
  doi = {10.1213/00000539-199003000-00001},
  url = {https://pubmed.ncbi.nlm.nih.gov/2305973/},
  note = {Source identifier: 2305973}
}