@misc{indiciaef216d8a23a50,
  title = {Past and present.},
  author = {Keith Wrenn},
  year = {2003},
  doi = {10.7326/0003-4819-138-10-200305200-00015},
  url = {https://pubmed.ncbi.nlm.nih.gov/12755559/},
  note = {Source identifier: 12755559}
}