@misc{indiciaec02b1ab52c2b,
  title = {Morbidity coding in general practice.},
  author = {D Gray and A Ward and P Underwood and B Fatovich and R Winkler},
  year = {1989},
  doi = {10.1093/fampra/6.2.92},
  url = {https://pubmed.ncbi.nlm.nih.gov/2501131/},
  note = {Source identifier: 2501131}
}