@misc{indiciae829a2e96be91,
  title = {Conceptual data model for a central patient database.},
  author = {S Johnson and C Friedman and J J Cimino and T Clark and G Hripcsak and P D Clayton},
  year = {1991},
  url = {https://pubmed.ncbi.nlm.nih.gov/1807628/},
  note = {Source identifier: 1807628}
}