@misc{indiciae00cfb41c8fc9,
  title = {Data structures for medical documentation.},
  author = {M Heydthausen and J Knop},
  year = {1980},
  doi = {10.1016/0010-468x(80)90072-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/7249602/},
  note = {Source identifier: 7249602}
}