@misc{indiciae4cb518e852dc,
  title = {Understanding your operating system.},
  author = {R L Simpson},
  year = {1992},
  doi = {10.1097/00006247-199205000-00010},
  url = {https://pubmed.ncbi.nlm.nih.gov/1584515/},
  note = {Source identifier: 1584515}
}