@misc{indiciae4ddd517bbfee,
  title = {A video information system in an operating unit.},
  author = {I Freuchen and N Køster and J Ostergaard},
  year = {1983},
  url = {https://pubmed.ncbi.nlm.nih.gov/6865791/},
  note = {Source identifier: 6865791}
}